diff --git a/package.json b/package.json
index 3c7e991..4ef0e84 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "test": "node-gyp rebuild --directory test && mocha -gc --reporter spec"
   },
   "dependencies": {
-    "debug": "^3.1.0"
+    "debug": "^4.0.0"
   },
   "devDependencies": {
     "bindings": "^1.3.0",