diff --git a/Cargo.lock b/Cargo.lock
index 78f8633..704df69 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -247,7 +247,7 @@ dependencies = [
  "either",
  "hex",
  "htmd",
- "itertools 0.13.0",
+ "itertools 0.15.0",
  "lsp-types",
  "prost",
  "prost-types",
@@ -948,6 +948,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b4baf93f58d4425749ca49a51c50ebab072c5df6994d08fed93541c331481dc"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.11"
diff --git a/Cargo.toml b/Cargo.toml
index 61d0b65..39edc15 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ clap = { version = "4.4.18", features = ["derive"] }
 either = "1.9.0"
 hex = "0.4.3"
 htmd = "0.2.0"
-itertools = "0.13.0"
+itertools = "0.15.0"
 lsp-types = "0.94.1"
 prost = "0.13.0"
 prost-types = "0.13.0"