diff --git a/package.json b/package.json
index fb22c6d..cb64388 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "test": "./node_modules/mocha/bin/mocha -R ${REPORTER-spec}"
   },
   "dependencies": {
-    "debug": "~0.7.0"
+    "debug": "~4.1.1"
   },
   "devDependencies": {
     "mocha": "~1.0.3"