diff --git a/package.json b/package.json
index 01a5104..c4fadc1 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "coffee-script": ">= 1.1.2",
-    "uglify-js": ">= 1.2.3"
+    "coffee-script": ">= 1.2",
+    "uglify-js": ">= 1.2.5"
   }
 }
\ No newline at end of file