diff --git a/package.json b/package.json
index 9735f7022..6e80d71a5 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   "dependencies": {
     "component-emitter": "1.2.1",
     "component-inherit": "0.0.3",
-    "debug": "~3.1.0",
+    "debug": "~4.1.0",
     "engine.io-parser": "~2.1.1",
     "has-cors": "1.1.0",
     "indexof": "0.0.1",