diff --git a/stacker/Cargo.toml b/stacker/Cargo.toml
index 4723ed804e..b1cde232f3 100644
--- a/stacker/Cargo.toml
+++ b/stacker/Cargo.toml
@@ -26,7 +26,7 @@ path = "example/hashmap.rs"
 [dev-dependencies]
 rand = "0.8.5"
 zipf = "7.0.0"
-rustc-hash = "1.1.0"
+rustc-hash = "2.1.0"
 proptest = "1.2.0"
 binggan = { version = "0.14.0" }