diff --git a/Cargo.toml b/Cargo.toml
index 18efdb8..0c049cf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ twox-hash = "1.6.3"
 binary-heap-plus = "0.5.0"
 compare = "0.1.0"
 console = "0.15.7"
-itertools = "0.13.0"
+itertools = "0.14.0"
 nohash-hasher = "0.2.0"
 
 gurobi = { version = "0.3.4", optional = true}