diff --git a/Cargo.lock b/Cargo.lock
index c5110c1..613f9d9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -76,7 +76,7 @@ dependencies = [
  "educe",
  "fnv",
  "hashbrown",
- "itertools",
+ "itertools 0.13.0",
  "num-bigint",
  "num-integer",
  "num-traits",
@@ -96,7 +96,7 @@ dependencies = [
  "arrayvec",
  "digest",
  "educe",
- "itertools",
+ "itertools 0.13.0",
  "num-bigint",
  "num-traits",
  "paste",
@@ -481,6 +481,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b192c782037fadd9cfa75548310488aabdbf3d2da73885b31bd0abd03351285"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "keccak"
 version = "0.1.5"
@@ -686,7 +695,7 @@ dependencies = [
  "chacha20",
  "des",
  "hex",
- "itertools",
+ "itertools 0.14.0",
  "pretty_assertions",
  "rand",
  "rstest",
diff --git a/Cargo.toml b/Cargo.toml
index 20bc77a..cf65e13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ exclude    =["CHANGELOG.md", "src/tree/ConstructMerkleTree.gif"]
 
 [dependencies]
 rand     ="0.8"
-itertools="0.13"
+itertools="0.14"
 hex      ="0.4"
 
 [dev-dependencies]