diff --git a/package.json b/package.json
index a80be265a..4f2543b0c 100644
--- a/package.json
+++ b/package.json
@@ -94,7 +94,7 @@
 		"crc-32": "1.2.0",
 		"css-loader": "1.0.0",
 		"dateformat": "3.0.3",
-		"debug": "3.1.0",
+		"debug": "4.0.1",
 		"deep-equal": "1.0.1",
 		"deepcopy": "0.6.3",
 		"diskusage": "0.2.4",