diff --git a/package.json b/package.json
index f299d882b0..60684c57f1 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "content-type": "~1.0.4",
     "cookie": "0.6.0",
     "cookie-signature": "1.0.6",
-    "debug": "2.6.9",
+    "debug": "4.3.4",
     "depd": "2.0.0",
     "encodeurl": "~1.0.2",
     "escape-html": "~1.0.3",