diff --git a/package.json b/package.json
index a6f5a05..e4b7075 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
   "dependencies": {
     "bencode": "^2.0.0",
     "bitfield": "^2.0.0",
-    "debug": "^3.1.0",
+    "debug": "^4.0.0",
     "simple-sha1": "^2.0.0"
   },
   "devDependencies": {