diff --git a/package.json b/package.json
index 0f4df28..f563f86 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,6 @@
     "@actions/tool-cache": "^1.1.2"
   },
   "devDependencies": {
-    "@zeit/ncc": "^0.20.5"
+    "@zeit/ncc": "0.20.5"
   }
 }