diff --git a/package.json b/package.json
index eefbc10..657d1b5 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "co-mocha": "1.1.3",
     "codecov.io": "^0.1.6",
     "coffee-coverage": "1.0.1",
-    "coffee-script": "1.11.1",
+    "coffee-script": "1.12.1",
     "coveralls": "2.11.14",
     "es5-shim": "4.5.9",
     "istanbul": "0.4.5",