diff --git a/package.json b/package.json
index 9d932f7a..aa0740bc 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
     "server"
   ],
   "dependencies": {
-    "debug": "~2.2.0",
+    "debug": "~2.6.9",
     "depd": "~1.1.0",
     "destroy": "~1.0.4",
     "escape-html": "~1.0.3",