diff --git a/block-kit/pom.xml b/block-kit/pom.xml
index 89e1e0b..6046352 100644
--- a/block-kit/pom.xml
+++ b/block-kit/pom.xml
@@ -22,7 +22,7 @@
       <plugin>
         <groupId>com.diffplug.spotless</groupId>
         <artifactId>spotless-maven-plugin</artifactId>
-        <version>3.8.0</version>
+        <version>3.9.0</version>
         <configuration>
           <formats>
             <format>