diff --git a/.github/config/.release-please-manifest.json b/.github/config/.release-please-manifest.json
index 4fcfdf7a7..2b6f9781a 100644
--- a/.github/config/.release-please-manifest.json
+++ b/.github/config/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.9.0"
+  ".": "1.9.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 762f58eaf..5ae73df15 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.9.1](https://github.com/prometheus/client_java/compare/v1.9.0...v1.9.1) (2026-09-16)
+
+
+### Bug Fixes
+
+* exclude non-release modules from Maven deployment ([#2481](https://github.com/prometheus/client_java/issues/2481)) ([f27baf4](https://github.com/prometheus/client_java/commit/f27baf4196aea08304df67124e84af4d7e102bab))
+
 ## [1.9.0](https://github.com/prometheus/client_java/compare/v1.8.0...v1.9.0) (2026-09-16)
 
 
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 5f1a1a898..88c0d98e3 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>benchmarks</artifactId>
diff --git a/examples/example-custom-buckets/pom.xml b/examples/example-custom-buckets/pom.xml
index 4784f6548..9bf34b800 100644
--- a/examples/example-custom-buckets/pom.xml
+++ b/examples/example-custom-buckets/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-custom-buckets</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-exemplars-tail-sampling/example-greeting-service/pom.xml b/examples/example-exemplars-tail-sampling/example-greeting-service/pom.xml
index 0608bbb7a..b47701b3e 100644
--- a/examples/example-exemplars-tail-sampling/example-greeting-service/pom.xml
+++ b/examples/example-exemplars-tail-sampling/example-greeting-service/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-greeting-service</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>17</maven.compiler.release>
diff --git a/examples/example-exemplars-tail-sampling/example-hello-world-app/pom.xml b/examples/example-exemplars-tail-sampling/example-hello-world-app/pom.xml
index 2e52afd89..59f91edbe 100644
--- a/examples/example-exemplars-tail-sampling/example-hello-world-app/pom.xml
+++ b/examples/example-exemplars-tail-sampling/example-hello-world-app/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-hello-world-app</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>17</maven.compiler.release>
diff --git a/examples/example-exemplars-tail-sampling/pom.xml b/examples/example-exemplars-tail-sampling/pom.xml
index 7b63d43db..80bff2fb1 100644
--- a/examples/example-exemplars-tail-sampling/pom.xml
+++ b/examples/example-exemplars-tail-sampling/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-exemplars-tail-sampling</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
   <packaging>pom</packaging>
 
   <name>Example - Exemplars with OpenTelemetry's Tail Sampling</name>
diff --git a/examples/example-exporter-httpserver/pom.xml b/examples/example-exporter-httpserver/pom.xml
index cfbc62558..aae4902b0 100644
--- a/examples/example-exporter-httpserver/pom.xml
+++ b/examples/example-exporter-httpserver/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-exporter-httpserver</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-exporter-multi-target/pom.xml b/examples/example-exporter-multi-target/pom.xml
index 4b4878d91..3382d9e61 100644
--- a/examples/example-exporter-multi-target/pom.xml
+++ b/examples/example-exporter-multi-target/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-exporter-multi-target</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-exporter-opentelemetry/pom.xml b/examples/example-exporter-opentelemetry/pom.xml
index 6c55f942f..128a61a0d 100644
--- a/examples/example-exporter-opentelemetry/pom.xml
+++ b/examples/example-exporter-opentelemetry/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-exporter-opentelemetry</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-exporter-servlet-tomcat/pom.xml b/examples/example-exporter-servlet-tomcat/pom.xml
index c9fec6f5a..1f7ad78ba 100644
--- a/examples/example-exporter-servlet-tomcat/pom.xml
+++ b/examples/example-exporter-servlet-tomcat/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-exporter-servlet-tomcat</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>17</maven.compiler.release>
diff --git a/examples/example-native-histogram/pom.xml b/examples/example-native-histogram/pom.xml
index a2fa052fc..b3a6aedda 100644
--- a/examples/example-native-histogram/pom.xml
+++ b/examples/example-native-histogram/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-native-histogram</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-otel-jvm-runtime-metrics/pom.xml b/examples/example-otel-jvm-runtime-metrics/pom.xml
index 3a996a123..3299ce22e 100644
--- a/examples/example-otel-jvm-runtime-metrics/pom.xml
+++ b/examples/example-otel-jvm-runtime-metrics/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-otel-jvm-runtime-metrics</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-prometheus-properties/pom.xml b/examples/example-prometheus-properties/pom.xml
index 8bf2a668a..c6af95168 100644
--- a/examples/example-prometheus-properties/pom.xml
+++ b/examples/example-prometheus-properties/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-prometheus-properties</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/example-simpleclient-bridge/pom.xml b/examples/example-simpleclient-bridge/pom.xml
index 2eb707f97..8b0c0fe7b 100644
--- a/examples/example-simpleclient-bridge/pom.xml
+++ b/examples/example-simpleclient-bridge/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>example-simpleclient-bridge</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <properties>
     <maven.compiler.release>8</maven.compiler.release>
diff --git a/examples/pom.xml b/examples/pom.xml
index abfe14e5e..475fecebc 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>examples</artifactId>
diff --git a/integration-tests/it-common/pom.xml b/integration-tests/it-common/pom.xml
index 80c25d7cc..6514edef7 100644
--- a/integration-tests/it-common/pom.xml
+++ b/integration-tests/it-common/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>integration-tests</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-common</artifactId>
diff --git a/integration-tests/it-exporter/it-exporter-duplicate-metrics-sample/pom.xml b/integration-tests/it-exporter/it-exporter-duplicate-metrics-sample/pom.xml
index 6559a3427..f8432ec72 100644
--- a/integration-tests/it-exporter/it-exporter-duplicate-metrics-sample/pom.xml
+++ b/integration-tests/it-exporter/it-exporter-duplicate-metrics-sample/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter-duplicate-metrics-sample</artifactId>
diff --git a/integration-tests/it-exporter/it-exporter-httpserver-sample/pom.xml b/integration-tests/it-exporter/it-exporter-httpserver-sample/pom.xml
index 58d4c2111..b3e81ea42 100644
--- a/integration-tests/it-exporter/it-exporter-httpserver-sample/pom.xml
+++ b/integration-tests/it-exporter/it-exporter-httpserver-sample/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter-httpserver-sample</artifactId>
diff --git a/integration-tests/it-exporter/it-exporter-no-protobuf/pom.xml b/integration-tests/it-exporter/it-exporter-no-protobuf/pom.xml
index a81c64510..0d856b4ee 100644
--- a/integration-tests/it-exporter/it-exporter-no-protobuf/pom.xml
+++ b/integration-tests/it-exporter/it-exporter-no-protobuf/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter-no-protobuf</artifactId>
diff --git a/integration-tests/it-exporter/it-exporter-servlet-jetty-sample/pom.xml b/integration-tests/it-exporter/it-exporter-servlet-jetty-sample/pom.xml
index 65078df55..e9263c252 100644
--- a/integration-tests/it-exporter/it-exporter-servlet-jetty-sample/pom.xml
+++ b/integration-tests/it-exporter/it-exporter-servlet-jetty-sample/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter-servlet-jetty-sample</artifactId>
diff --git a/integration-tests/it-exporter/it-exporter-servlet-tomcat-sample/pom.xml b/integration-tests/it-exporter/it-exporter-servlet-tomcat-sample/pom.xml
index 7cf4e1b9b..23f9820cc 100644
--- a/integration-tests/it-exporter/it-exporter-servlet-tomcat-sample/pom.xml
+++ b/integration-tests/it-exporter/it-exporter-servlet-tomcat-sample/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter-servlet-tomcat-sample</artifactId>
diff --git a/integration-tests/it-exporter/it-exporter-test/pom.xml b/integration-tests/it-exporter/it-exporter-test/pom.xml
index dcd4d86bf..5e9e97203 100644
--- a/integration-tests/it-exporter/it-exporter-test/pom.xml
+++ b/integration-tests/it-exporter/it-exporter-test/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter-test</artifactId>
diff --git a/integration-tests/it-exporter/it-no-protobuf-test/pom.xml b/integration-tests/it-exporter/it-no-protobuf-test/pom.xml
index 3c1dcff7d..99d0dd2b6 100644
--- a/integration-tests/it-exporter/it-no-protobuf-test/pom.xml
+++ b/integration-tests/it-exporter/it-no-protobuf-test/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>it-exporter</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-no-protobuf-test</artifactId>
diff --git a/integration-tests/it-exporter/pom.xml b/integration-tests/it-exporter/pom.xml
index 0dc081d0e..da5854211 100644
--- a/integration-tests/it-exporter/pom.xml
+++ b/integration-tests/it-exporter/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>integration-tests</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-exporter</artifactId>
diff --git a/integration-tests/it-pushgateway/pom.xml b/integration-tests/it-pushgateway/pom.xml
index 34614fb79..15ee5ee31 100644
--- a/integration-tests/it-pushgateway/pom.xml
+++ b/integration-tests/it-pushgateway/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>integration-tests</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it-pushgateway</artifactId>
diff --git a/integration-tests/it-spring-boot-smoke-test/pom.xml b/integration-tests/it-spring-boot-smoke-test/pom.xml
index aa9ca1635..382ccfee9 100644
--- a/integration-tests/it-spring-boot-smoke-test/pom.xml
+++ b/integration-tests/it-spring-boot-smoke-test/pom.xml
@@ -12,7 +12,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>it-spring-boot-smoke-test</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <name>Integration Test - Spring Smoke Tests</name>
   <description>
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index d53bbdd40..b3a22edd0 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>integration-tests</artifactId>
diff --git a/pom.xml b/pom.xml
index 032fa9267..6dcbdd7d7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java_parent</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>prometheus-metrics-parent/pom.xml</relativePath>
   </parent>
 
diff --git a/prometheus-metrics-annotations/pom.xml b/prometheus-metrics-annotations/pom.xml
index 9ea0703cc..e6d709864 100644
--- a/prometheus-metrics-annotations/pom.xml
+++ b/prometheus-metrics-annotations/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-annotations</artifactId>
diff --git a/prometheus-metrics-bom/pom.xml b/prometheus-metrics-bom/pom.xml
index 6aafaf39e..4c2c7d9d7 100644
--- a/prometheus-metrics-bom/pom.xml
+++ b/prometheus-metrics-bom/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java_parent</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
     <relativePath>../prometheus-metrics-parent/pom.xml</relativePath>
   </parent>
 
diff --git a/prometheus-metrics-config/pom.xml b/prometheus-metrics-config/pom.xml
index dca2e6417..c309b8941 100644
--- a/prometheus-metrics-config/pom.xml
+++ b/prometheus-metrics-config/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-config</artifactId>
diff --git a/prometheus-metrics-core/pom.xml b/prometheus-metrics-core/pom.xml
index 8d70fb769..4ada4130d 100644
--- a/prometheus-metrics-core/pom.xml
+++ b/prometheus-metrics-core/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-core</artifactId>
diff --git a/prometheus-metrics-exporter-common/pom.xml b/prometheus-metrics-exporter-common/pom.xml
index 56b3de5c0..4e850e61c 100644
--- a/prometheus-metrics-exporter-common/pom.xml
+++ b/prometheus-metrics-exporter-common/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-common</artifactId>
diff --git a/prometheus-metrics-exporter-httpserver/pom.xml b/prometheus-metrics-exporter-httpserver/pom.xml
index 171e070c6..cb04a5c59 100644
--- a/prometheus-metrics-exporter-httpserver/pom.xml
+++ b/prometheus-metrics-exporter-httpserver/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-httpserver</artifactId>
diff --git a/prometheus-metrics-exporter-opentelemetry-otel-agent-resources/pom.xml b/prometheus-metrics-exporter-opentelemetry-otel-agent-resources/pom.xml
index e2d6899e9..288199618 100644
--- a/prometheus-metrics-exporter-opentelemetry-otel-agent-resources/pom.xml
+++ b/prometheus-metrics-exporter-opentelemetry-otel-agent-resources/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-opentelemetry-otel-agent-resources</artifactId>
diff --git a/prometheus-metrics-exporter-opentelemetry-shaded/pom.xml b/prometheus-metrics-exporter-opentelemetry-shaded/pom.xml
index f228bcb73..5d9f07cc8 100644
--- a/prometheus-metrics-exporter-opentelemetry-shaded/pom.xml
+++ b/prometheus-metrics-exporter-opentelemetry-shaded/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-opentelemetry</artifactId>
diff --git a/prometheus-metrics-exporter-opentelemetry/pom.xml b/prometheus-metrics-exporter-opentelemetry/pom.xml
index 5f615c452..3d44f3183 100644
--- a/prometheus-metrics-exporter-opentelemetry/pom.xml
+++ b/prometheus-metrics-exporter-opentelemetry/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-opentelemetry-no-otel</artifactId>
diff --git a/prometheus-metrics-exporter-pushgateway/pom.xml b/prometheus-metrics-exporter-pushgateway/pom.xml
index b09280b84..d372468e8 100644
--- a/prometheus-metrics-exporter-pushgateway/pom.xml
+++ b/prometheus-metrics-exporter-pushgateway/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-pushgateway</artifactId>
diff --git a/prometheus-metrics-exporter-servlet-jakarta/pom.xml b/prometheus-metrics-exporter-servlet-jakarta/pom.xml
index 7a345ec51..28486691f 100644
--- a/prometheus-metrics-exporter-servlet-jakarta/pom.xml
+++ b/prometheus-metrics-exporter-servlet-jakarta/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-servlet-jakarta</artifactId>
diff --git a/prometheus-metrics-exporter-servlet-javax/pom.xml b/prometheus-metrics-exporter-servlet-javax/pom.xml
index fe7350869..108eab297 100644
--- a/prometheus-metrics-exporter-servlet-javax/pom.xml
+++ b/prometheus-metrics-exporter-servlet-javax/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exporter-servlet-javax</artifactId>
diff --git a/prometheus-metrics-exposition-formats-shaded/pom.xml b/prometheus-metrics-exposition-formats-shaded/pom.xml
index 27644ab52..f0bdffb00 100644
--- a/prometheus-metrics-exposition-formats-shaded/pom.xml
+++ b/prometheus-metrics-exposition-formats-shaded/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exposition-formats</artifactId>
diff --git a/prometheus-metrics-exposition-formats/pom.xml b/prometheus-metrics-exposition-formats/pom.xml
index 0129cf674..e7c1ab12f 100644
--- a/prometheus-metrics-exposition-formats/pom.xml
+++ b/prometheus-metrics-exposition-formats/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exposition-formats-no-protobuf</artifactId>
diff --git a/prometheus-metrics-exposition-textformats/pom.xml b/prometheus-metrics-exposition-textformats/pom.xml
index 76c33ab6f..d9f7c247a 100644
--- a/prometheus-metrics-exposition-textformats/pom.xml
+++ b/prometheus-metrics-exposition-textformats/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-exposition-textformats</artifactId>
diff --git a/prometheus-metrics-instrumentation-caffeine/pom.xml b/prometheus-metrics-instrumentation-caffeine/pom.xml
index 037de2113..3ff36f7fa 100644
--- a/prometheus-metrics-instrumentation-caffeine/pom.xml
+++ b/prometheus-metrics-instrumentation-caffeine/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-instrumentation-caffeine</artifactId>
diff --git a/prometheus-metrics-instrumentation-dropwizard/pom.xml b/prometheus-metrics-instrumentation-dropwizard/pom.xml
index 73da31252..fef9919a5 100644
--- a/prometheus-metrics-instrumentation-dropwizard/pom.xml
+++ b/prometheus-metrics-instrumentation-dropwizard/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-instrumentation-dropwizard</artifactId>
diff --git a/prometheus-metrics-instrumentation-dropwizard5/pom.xml b/prometheus-metrics-instrumentation-dropwizard5/pom.xml
index aae69f2d9..75dbab1c5 100644
--- a/prometheus-metrics-instrumentation-dropwizard5/pom.xml
+++ b/prometheus-metrics-instrumentation-dropwizard5/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-instrumentation-dropwizard5</artifactId>
diff --git a/prometheus-metrics-instrumentation-guava/pom.xml b/prometheus-metrics-instrumentation-guava/pom.xml
index 56afabd3d..c4b90436d 100644
--- a/prometheus-metrics-instrumentation-guava/pom.xml
+++ b/prometheus-metrics-instrumentation-guava/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>prometheus-metrics-instrumentation-guava</artifactId>
diff --git a/prometheus-metrics-instrumentation-jvm/pom.xml b/prometheus-metrics-instrumentation-jvm/pom.xml
index 177d15086..8bcbbb53b 100644
--- a/prometheus-metrics-instrumentation-jvm/pom.xml
+++ b/prometheus-metrics-instrumentation-jvm/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>prometheus-metrics-instrumentation-jvm</artifactId>
diff --git a/prometheus-metrics-model/pom.xml b/prometheus-metrics-model/pom.xml
index ad2293096..ccfb371d9 100644
--- a/prometheus-metrics-model/pom.xml
+++ b/prometheus-metrics-model/pom.xml
@@ -6,7 +6,7 @@
   <parent>
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>prometheus-metrics-model</artifactId>
diff --git a/prometheus-metrics-otel-support/pom.xml b/prometheus-metrics-otel-support/pom.xml
index c5eac25f9..d5219ea23 100644
--- a/prometheus-metrics-otel-support/pom.xml
+++ b/prometheus-metrics-otel-support/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>prometheus-metrics-otel-support</artifactId>
diff --git a/prometheus-metrics-parent/pom.xml b/prometheus-metrics-parent/pom.xml
index 06221a557..84ff06362 100644
--- a/prometheus-metrics-parent/pom.xml
+++ b/prometheus-metrics-parent/pom.xml
@@ -5,7 +5,7 @@
 
   <groupId>io.prometheus</groupId>
   <artifactId>client_java_parent</artifactId>
-  <version>1.9.1-SNAPSHOT</version>
+  <version>1.9.1</version>
 
   <name>Prometheus Metrics Library Parent</name>
   <url>http://github.com/prometheus/client_java</url>
diff --git a/prometheus-metrics-simpleclient-bridge/pom.xml b/prometheus-metrics-simpleclient-bridge/pom.xml
index 2514b496c..30e6fb627 100644
--- a/prometheus-metrics-simpleclient-bridge/pom.xml
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@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>prometheus-metrics-simpleclient-bridge</artifactId>
diff --git a/prometheus-metrics-tracer/pom.xml b/prometheus-metrics-tracer/pom.xml
index 8c7e22fc9..2cc504497 100644
--- a/prometheus-metrics-tracer/pom.xml
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@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>prometheus-metrics-tracer</artifactId>
diff --git a/prometheus-metrics-tracer/prometheus-metrics-tracer-common/pom.xml b/prometheus-metrics-tracer/prometheus-metrics-tracer-common/pom.xml
index a6746a2cc..1edf2986f 100644
--- a/prometheus-metrics-tracer/prometheus-metrics-tracer-common/pom.xml
+++ b/prometheus-metrics-tracer/prometheus-metrics-tracer-common/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>prometheus-metrics-tracer-common</artifactId>
diff --git a/prometheus-metrics-tracer/prometheus-metrics-tracer-initializer/pom.xml b/prometheus-metrics-tracer/prometheus-metrics-tracer-initializer/pom.xml
index 3d0be1605..54b5f9d8a 100644
--- a/prometheus-metrics-tracer/prometheus-metrics-tracer-initializer/pom.xml
+++ b/prometheus-metrics-tracer/prometheus-metrics-tracer-initializer/pom.xml
@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>prometheus-metrics-tracer-initializer</artifactId>
diff --git a/prometheus-metrics-tracer/prometheus-metrics-tracer-otel-agent/pom.xml b/prometheus-metrics-tracer/prometheus-metrics-tracer-otel-agent/pom.xml
index 4612ffd1f..e581cfcd1 100644
--- a/prometheus-metrics-tracer/prometheus-metrics-tracer-otel-agent/pom.xml
+++ b/prometheus-metrics-tracer/prometheus-metrics-tracer-otel-agent/pom.xml
@@ -5,7 +5,7 @@
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   <artifactId>prometheus-metrics-tracer-otel-agent</artifactId>
diff --git a/prometheus-metrics-tracer/prometheus-metrics-tracer-otel/pom.xml b/prometheus-metrics-tracer/prometheus-metrics-tracer-otel/pom.xml
index 1e3c2af9f..8647a16ec 100644
--- a/prometheus-metrics-tracer/prometheus-metrics-tracer-otel/pom.xml
+++ b/prometheus-metrics-tracer/prometheus-metrics-tracer-otel/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>prometheus-metrics-tracer-otel</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_common/pom.xml b/simpleclient-archive/integration_tests/it_common/pom.xml
index faf50f000..32a233b92 100644
--- a/simpleclient-archive/integration_tests/it_common/pom.xml
+++ b/simpleclient-archive/integration_tests/it_common/pom.xml
@@ -5,7 +5,7 @@
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   <artifactId>it_common</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_exemplars_otel_agent/pom.xml b/simpleclient-archive/integration_tests/it_exemplars_otel_agent/pom.xml
index e4a495949..8fdced630 100644
--- a/simpleclient-archive/integration_tests/it_exemplars_otel_agent/pom.xml
+++ b/simpleclient-archive/integration_tests/it_exemplars_otel_agent/pom.xml
@@ -5,7 +5,7 @@
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   <artifactId>it_exemplars_otel_agent</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_exemplars_otel_sdk/pom.xml b/simpleclient-archive/integration_tests/it_exemplars_otel_sdk/pom.xml
index d98f3f6f5..0d722209f 100644
--- a/simpleclient-archive/integration_tests/it_exemplars_otel_sdk/pom.xml
+++ b/simpleclient-archive/integration_tests/it_exemplars_otel_sdk/pom.xml
@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>it_exemplars_otel_sdk</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_java_versions/pom.xml b/simpleclient-archive/integration_tests/it_java_versions/pom.xml
index 475c2660a..8edb5a8b7 100644
--- a/simpleclient-archive/integration_tests/it_java_versions/pom.xml
+++ b/simpleclient-archive/integration_tests/it_java_versions/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>it_java_versions</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_log4j2/pom.xml b/simpleclient-archive/integration_tests/it_log4j2/pom.xml
index 5e87bd9ec..3a137de62 100644
--- a/simpleclient-archive/integration_tests/it_log4j2/pom.xml
+++ b/simpleclient-archive/integration_tests/it_log4j2/pom.xml
@@ -5,7 +5,7 @@
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   <artifactId>it_log4j2</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_pushgateway/pom.xml b/simpleclient-archive/integration_tests/it_pushgateway/pom.xml
index 62cc92792..6a5593b6e 100644
--- a/simpleclient-archive/integration_tests/it_pushgateway/pom.xml
+++ b/simpleclient-archive/integration_tests/it_pushgateway/pom.xml
@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>it_pushgateway</artifactId>
diff --git a/simpleclient-archive/integration_tests/it_servlet_jakarta_exporter_webxml/pom.xml b/simpleclient-archive/integration_tests/it_servlet_jakarta_exporter_webxml/pom.xml
index f2a00d60d..3f1b44875 100644
--- a/simpleclient-archive/integration_tests/it_servlet_jakarta_exporter_webxml/pom.xml
+++ b/simpleclient-archive/integration_tests/it_servlet_jakarta_exporter_webxml/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>it_servlet_jakarta_exporter_webxml</artifactId>
diff --git a/simpleclient-archive/integration_tests/pom.xml b/simpleclient-archive/integration_tests/pom.xml
index 654177bff..80e315bd8 100644
--- a/simpleclient-archive/integration_tests/pom.xml
+++ b/simpleclient-archive/integration_tests/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>integration_tests</artifactId>
diff --git a/simpleclient-archive/simpleclient_graphite_bridge/pom.xml b/simpleclient-archive/simpleclient_graphite_bridge/pom.xml
index 7680237e7..962fb14e9 100644
--- a/simpleclient-archive/simpleclient_graphite_bridge/pom.xml
+++ b/simpleclient-archive/simpleclient_graphite_bridge/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>simpleclient_graphite_bridge</artifactId>
diff --git a/simpleclient-archive/simpleclient_hibernate/pom.xml b/simpleclient-archive/simpleclient_hibernate/pom.xml
index d98bd8430..121cb2208 100644
--- a/simpleclient-archive/simpleclient_hibernate/pom.xml
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@@ -5,7 +5,7 @@
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>simpleclient_hibernate</artifactId>
diff --git a/simpleclient-archive/simpleclient_httpserver/pom.xml b/simpleclient-archive/simpleclient_httpserver/pom.xml
index 49a18583f..6861f8665 100644
--- a/simpleclient-archive/simpleclient_httpserver/pom.xml
+++ b/simpleclient-archive/simpleclient_httpserver/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>simpleclient_httpserver</artifactId>
diff --git a/simpleclient-archive/simpleclient_jetty/pom.xml b/simpleclient-archive/simpleclient_jetty/pom.xml
index d867dccc3..3a2b09239 100644
--- a/simpleclient-archive/simpleclient_jetty/pom.xml
+++ b/simpleclient-archive/simpleclient_jetty/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>simpleclient_jetty</artifactId>
diff --git a/simpleclient-archive/simpleclient_jetty_jdk8/pom.xml b/simpleclient-archive/simpleclient_jetty_jdk8/pom.xml
index fcf055731..e096e258a 100644
--- a/simpleclient-archive/simpleclient_jetty_jdk8/pom.xml
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@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>simpleclient_jetty_jdk8</artifactId>
diff --git a/simpleclient-archive/simpleclient_log4j/pom.xml b/simpleclient-archive/simpleclient_log4j/pom.xml
index 979b85bef..e7ce7f156 100644
--- a/simpleclient-archive/simpleclient_log4j/pom.xml
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@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>simpleclient_log4j</artifactId>
diff --git a/simpleclient-archive/simpleclient_log4j2/pom.xml b/simpleclient-archive/simpleclient_log4j2/pom.xml
index a3ed69558..537ff9503 100644
--- a/simpleclient-archive/simpleclient_log4j2/pom.xml
+++ b/simpleclient-archive/simpleclient_log4j2/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>simpleclient_log4j2</artifactId>
diff --git a/simpleclient-archive/simpleclient_logback/pom.xml b/simpleclient-archive/simpleclient_logback/pom.xml
index 078f6aefa..aace4e9d4 100644
--- a/simpleclient-archive/simpleclient_logback/pom.xml
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@@ -5,7 +5,7 @@
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   </parent>
 
   <artifactId>simpleclient_logback</artifactId>
diff --git a/simpleclient-archive/simpleclient_servlet/pom.xml b/simpleclient-archive/simpleclient_servlet/pom.xml
index cac09d622..8e780feb5 100644
--- a/simpleclient-archive/simpleclient_servlet/pom.xml
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   </parent>
 
   <artifactId>simpleclient_servlet</artifactId>
diff --git a/simpleclient-archive/simpleclient_servlet_common/pom.xml b/simpleclient-archive/simpleclient_servlet_common/pom.xml
index bbbce3ec2..45ef1b80c 100644
--- a/simpleclient-archive/simpleclient_servlet_common/pom.xml
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   </parent>
 
   <artifactId>simpleclient_servlet_common</artifactId>
diff --git a/simpleclient-archive/simpleclient_servlet_jakarta/pom.xml b/simpleclient-archive/simpleclient_servlet_jakarta/pom.xml
index 2e8260a9e..f1ed11f92 100644
--- a/simpleclient-archive/simpleclient_servlet_jakarta/pom.xml
+++ b/simpleclient-archive/simpleclient_servlet_jakarta/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>simpleclient_servlet_jakarta</artifactId>
diff --git a/simpleclient-archive/simpleclient_spring_web/pom.xml b/simpleclient-archive/simpleclient_spring_web/pom.xml
index 4f51e10cd..7e18befbe 100644
--- a/simpleclient-archive/simpleclient_spring_web/pom.xml
+++ b/simpleclient-archive/simpleclient_spring_web/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
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+    <version>1.9.1</version>
   </parent>
 
   <artifactId>simpleclient_spring_web</artifactId>
diff --git a/simpleclient-archive/simpleclient_vertx/pom.xml b/simpleclient-archive/simpleclient_vertx/pom.xml
index d2d3fc71c..17ab4d596 100644
--- a/simpleclient-archive/simpleclient_vertx/pom.xml
+++ b/simpleclient-archive/simpleclient_vertx/pom.xml
@@ -5,7 +5,7 @@
   <parent>
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   </parent>
 
   <artifactId>simpleclient_vertx</artifactId>
diff --git a/simpleclient-archive/simpleclient_vertx4/pom.xml b/simpleclient-archive/simpleclient_vertx4/pom.xml
index dd6b4ec20..d8bde7f95 100644
--- a/simpleclient-archive/simpleclient_vertx4/pom.xml
+++ b/simpleclient-archive/simpleclient_vertx4/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>io.prometheus</groupId>
     <artifactId>client_java</artifactId>
-    <version>1.9.1-SNAPSHOT</version>
+    <version>1.9.1</version>
   </parent>
 
   <artifactId>simpleclient_vertx4</artifactId>