diff --git a/package.json b/package.json
index e782b62..cef3c9f 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "grunt-protractor-runner": "^1.1.4",
     "karma": "~0.10.4",
     "karma-chrome-launcher": "~0.1.0",
-    "karma-coffee-preprocessor": "~0.1.0",
+    "karma-coffee-preprocessor": "~1.0.0",
     "karma-coverage": "~0.1.0",
     "karma-firefox-launcher": "~0.1.0",
     "karma-html2js-preprocessor": "~0.1.0",