diff --git a/Cargo.lock b/Cargo.lock
index 89f6bab6e..33a9fb1d1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2283,9 +2283,9 @@ checksum = "071ed4cc1afd86650602c7b11aa2e1ce30762a1c27193201cb5cee9c6ebb1294"
 
 [[package]]
 name = "itertools"
-version = "0.13.0"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+checksum = "8b4baf93f58d4425749ca49a51c50ebab072c5df6994d08fed93541c331481dc"
 dependencies = [
  "either",
 ]
diff --git a/cincinnati/Cargo.toml b/cincinnati/Cargo.toml
index ea1d9af88..a9c984d53 100644
--- a/cincinnati/Cargo.toml
+++ b/cincinnati/Cargo.toml
@@ -32,7 +32,7 @@ tempfile = "^3.8.0"
 flate2 = "^1.0.34"
 tar = "^0.4.40"
 dkregistry = { git = "https://github.com/camallo/dkregistry-rs.git", rev = "89d190c313653afabee66032a4c88efd804f0829" }
-itertools = "^0.13"
+itertools = "^0.15"
 serde_yaml = "^0.9.34"
 opentelemetry = "0.14.0"
 strum = "^0.26"
diff --git a/graph-builder/Cargo.toml b/graph-builder/Cargo.toml
index 174c8b216..aba5e8b0d 100644
--- a/graph-builder/Cargo.toml
+++ b/graph-builder/Cargo.toml
@@ -15,7 +15,7 @@ commons = { path = "../commons" }
 env_logger = "^0.10"
 flate2 = "^1.0.34"
 futures = "0.3"
-itertools = "^0.13"
+itertools = "^0.15"
 lazy_static = "^1.5.0"
 log = "^0.4.20"
 prometheus = "0.13"