diff --git a/package.json b/package.json
index 9a40049b8b..b4d336fd3f 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "test": "yarn jest --coverage packages"
   },
   "devDependencies": {
-    "@polkadot/dev": "^0.9.3",
+    "@polkadot/dev": "^0.9.4",
     "lerna": "^2.5.1"
   },
   "dependencies": {},