diff --git a/lib/parser.js b/lib/parser.js
index 4d4e40bd..be39d9c4 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -9,8 +9,7 @@ var packets = exports.packets = {
   , ping:     2
   , pong:     3
   , message:  4
-  , error:    5
-  , upgrade:  6
+  , upgrade:  5
 };
 
 var packetslist = Object.keys(packets);
diff --git a/test/parser.js b/test/parser.js
index af53b925..f98bc1bb 100644
--- a/test/parser.js
+++ b/test/parser.js
@@ -62,11 +62,6 @@ describe('parser', function () {
           .to.eql({ type: 'message', data: 'aaa' });
       });
 
-      it('should encode an error packet', function () {
-        expect(decode(encode({ type: 'error', data: 'aaa' })))
-          .to.eql({ type: 'error', data: 'aaa' });
-      });
-
       it('should encode an upgrade packet', function () {
         expect(decode(encode({ type: 'upgrade' })))
           .to.eql({ type: 'upgrade' });