diff --git a/package.json b/package.json
index 3d4daec..5ed9875 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "bluebird": "^3.5.1",
     "body-parser": "^1.18.3",
     "cookie-parser": "^1.4.3",
-    "debug": "~0.7.4",
+    "debug": "~4.1.1",
     "express": "^4.16.3",
     "express-mongo-db": "^2.0.4",
     "mongodb": "^3.0.10",