diff --git a/package.json b/package.json
index 3bb03006..fced8840 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "eslint": "^7.32.0",
     "eslint-plugin-compat": "^4.0.0",
     "glob": "^7.2.0",
-    "grunt": "^1.0.4",
+    "grunt": ">=1.0.4 <1.6.0",
     "grunt-cli": "^1.3.2",
     "grunt-contrib-compress": "^2.0.0",
     "grunt-contrib-concat": "^2.0.0",