diff --git a/Cargo.lock b/Cargo.lock
index 1373860..796701b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -18,9 +18,9 @@ dependencies = [
 
 [[package]]
 name = "itertools"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "25db6b064527c5d482d0423354fcd07a89a2dfe07b67892e62411946db7f07b0"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
 dependencies = [
  "either",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 07117d5..feecb0c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -114,7 +114,7 @@ pre-release-replacements = [
 
 [dependencies]
 winnow = "0.6.0"
-itertools = "0.12"
+itertools = "0.13"
 
 [dev-dependencies]