diff --git a/cattus-engine/Cargo.lock b/cattus-engine/Cargo.lock
index 9baf835..c799488 100644
--- a/cattus-engine/Cargo.lock
+++ b/cattus-engine/Cargo.lock
@@ -229,7 +229,7 @@ dependencies = [
  "cached",
  "chess",
  "clap",
- "itertools 0.12.1",
+ "itertools 0.13.0",
  "json",
  "lazy_static",
  "ndarray",
@@ -661,6 +661,15 @@ 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"
diff --git a/cattus-engine/Cargo.toml b/cattus-engine/Cargo.toml
index 9dd8db3..93926ed 100644
--- a/cattus-engine/Cargo.toml
+++ b/cattus-engine/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-itertools = "0.12.*"
+itertools = "0.13.*"
 rand = "0.8.*"
 rand_distr = "0.4.*"
 lazy_static = "1.5.*"