diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index e4895150..59ac84c5 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -1230,6 +1230,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.11"
@@ -1900,7 +1909,7 @@ dependencies = [
  "derive_more",
  "dotenv",
  "http-body-util",
- "itertools 0.12.1",
+ "itertools 0.13.0",
  "protocol",
  "rand 0.9.0-alpha.1",
  "serde",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 809651a9..d62d31ff 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -23,7 +23,7 @@ tower-http = { version = "0.5", features = ["trace"] }
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 anyhow = "1.0"
-itertools = "0.12"
+itertools = "0.13"
 clap = { version = "4.5", features = ["derive"] }
 rand = "0.9.0-alpha.1"