diff --git a/package.json b/package.json
index 9af940a..afcb801 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "license": "ISC",
   "dependencies": {
     "crc": "^3.8.0",
-    "debug": "2.2.0",
+    "debug": "4.1.1",
     "underscore": "^1.9.1"
   },
   "devDependencies": {