diff --git a/package.json b/package.json
index 1bf10a92..25ee234c 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   },
   "dependencies": {
     "acl": "~0.4.4",
-    "async": "^1.3.0",
+    "async": "~1.3.0",
     "body-parser": "~1.13.1",
     "bower": "~1.4.1",
     "cfenv": "~1.0.0",