diff --git a/package.json b/package.json
index 64e37c41..d9340b9a 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "homepage": "http://lisperator.net/uglifyjs",
   "author": "Mihai Bazon <mihai.bazon@gmail.com> (http://lisperator.net/)",
   "license": "BSD",
-  "version": "2.4.20",
+  "version": "2.4.21",
   "engines": {
     "node": ">=0.4.0"
   },