diff --git a/Cargo.lock b/Cargo.lock
index cc3a4bc..3cef774 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -830,6 +830,15 @@ version = "2.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "88904434abc2901f197fe8cc55f0445e7ded921dba5911dad2e2b39b48e663c4"
 
+[[package]]
+name = "memoffset"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "488016bfae457b036d996092f6cb448677611ce4449e970ceaf42695203f218a"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "miniz_oxide"
 version = "0.8.9"
@@ -1102,12 +1111,13 @@ dependencies = [
 
 [[package]]
 name = "rowan"
-version = "0.16.1"
+version = "0.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "417a3a9f582e349834051b8a10c8d71ca88da4211e4093528e36b9845f6b5f21"
+checksum = "14b574c58582fa59fa43a2feb6608b8744184659f08a2e0117e4b8224d95ed61"
 dependencies = [
  "countme",
  "hashbrown 0.14.5",
+ "memoffset",
  "rustc-hash",
  "text-size",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index aa99fa6..5dc719b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,7 +25,7 @@ tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 
 # syntax
 logos = "0.16"
-rowan = "0.16"
+rowan = "0.17"
 
 # server
 tower-lsp = "0.20"