diff --git a/README.md b/README.md
index 88832c5..91b7768 100644
--- a/README.md
+++ b/README.md
@@ -131,10 +131,10 @@ See [doc](doc/README.md)
 
 ## Debugging
 
-You can enable some protocol debugging output using `NODE_DEBUG` environment variable:
+You can enable some protocol debugging output using `DEBUG` environment variable:
 
 ```bash
-NODE_DEBUG="minecraft-protocol" node [...]
+DEBUG="minecraft-protocol" node [...]
 ```
 
 ## History
diff --git a/package.json b/package.json
index 021e108..12a2f4c 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
   },
   "dependencies": {
     "buffer-equal": "^1.0.0",
+    "debug": "^2.2.0",
     "endian-toggle": "^0.0.0",
     "lodash.get": "^4.1.2",
     "lodash.merge": "^4.3.0",
diff --git a/src/client.js b/src/client.js
index 2b394ba..addae5d 100644
--- a/src/client.js
+++ b/src/client.js
@@ -1,5 +1,5 @@
 const EventEmitter = require('events').EventEmitter;
-const debug = require('./debug');
+const debug = require('debug')('minecraft-protocol');
 const compression = require('./transforms/compression');
 const framing = require('./transforms/framing');
 const crypto = require('crypto');
diff --git a/src/client/autoVersion.js b/src/client/autoVersion.js
index 37e1b8c..2123948 100644
--- a/src/client/autoVersion.js
+++ b/src/client/autoVersion.js
@@ -1,5 +1,5 @@
 const ping = require('../ping');
-const debug = require('../debug');
+const debug = require('debug')('minecraft-protocol');
 const states = require('../states');
 const assert = require('assert');
 const minecraft_data = require('minecraft-data');
diff --git a/src/client/encrypt.js b/src/client/encrypt.js
index deb7993..81cff81 100644
--- a/src/client/encrypt.js
+++ b/src/client/encrypt.js
@@ -1,7 +1,7 @@
 const crypto = require('crypto');
 const yggserver = require('yggdrasil').server({});
 const ursa=require("../ursa");
-const debug = require("../debug");
+const debug = require('debug')('minecraft-protocol');
 
 module.exports = function(client, options) {
   client.once('encryption_begin', onEncryptionKeyRequest);
diff --git a/src/debug.js b/src/debug.js
deleted file mode 100644
index 7ea4f99..0000000
--- a/src/debug.js
+++ /dev/null
@@ -1,18 +0,0 @@
-const util = require('util');
-
-let debug;
-if(process.env.NODE_DEBUG && /(minecraft-protocol|mc-proto)/.test(process.env.NODE_DEBUG)) {
-  const pid = process.pid;
-  debug = function(x) {
-    // if console is not set up yet, then skip this.
-    if(!console.error)
-      return;
-    console.error('MC-PROTO: %d', pid,
-      util.format.apply(util, arguments).slice(0, 500));
-  };
-} else {
-  debug = function() {
-  };
-}
-
-module.exports = debug;