diff --git a/Cargo.lock b/Cargo.lock
index 19ebf184..ea25f6d1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2104,9 +2104,9 @@ dependencies = [
 
 [[package]]
 name = "itertools"
-version = "0.12.1"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
 dependencies = [
  "either",
 ]
@@ -4957,7 +4957,7 @@ dependencies = [
  "client",
  "ethers",
  "futures",
- "itertools 0.12.1",
+ "itertools 0.13.0",
  "sqlx",
  "storage",
  "thiserror",
diff --git a/Cargo.toml b/Cargo.toml
index b35906a3..89eebe93 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ tracing = "0.1.40"
 tracing-subscriber = "0.3.18"
 sentry = { version = "0.34.0", default-features = false }
 lazy_static = "1.4.0"
-itertools = "0.12.1"
+itertools = "0.13.0"
 serde = "1.0.200"
 thiserror = "1.0.59"
 serde_json = "1.0.116"
diff --git a/watcher/src/lib.rs b/watcher/src/lib.rs
index e0453b74..c405d5ac 100644
--- a/watcher/src/lib.rs
+++ b/watcher/src/lib.rs
@@ -306,7 +306,7 @@ async fn process_withdrawals_in_block(
     withdrawals_meterer: &mut Option<WithdrawalsMeter>,
 ) -> Result<()> {
     use itertools::Itertools;
-    let group_by = events.into_iter().group_by(|event| event.tx_hash);
+    let group_by = events.into_iter().chunk_by(|event| event.tx_hash);
     let mut withdrawals_vec = vec![];
 
     for (_tx_hash, group) in group_by.into_iter() {