diff --git a/package.json b/package.json
index ec39c0b008..7e9db81298 100644
--- a/package.json
+++ b/package.json
@@ -25,11 +25,11 @@
   },
   "dependencies": {
     "debug": "2.3.3",
-    "engine.io": "1.8.2",
+    "engine.io": "2.0.0",
     "has-binary": "0.1.7",
     "object-assign": "4.1.0",
     "socket.io-adapter": "0.5.0",
-    "socket.io-client": "1.7.2",
+    "socket.io-client": "socketio/socket.io-client",
     "socket.io-parser": "2.3.1"
   },
   "devDependencies": {
diff --git a/test/socket.io.js b/test/socket.io.js
index 01bc134af2..9d69c19744 100644
--- a/test/socket.io.js
+++ b/test/socket.io.js
@@ -251,7 +251,7 @@ describe('socket.io', function(){
       request.get('http://localhost:54013/socket.io/default/')
        .query({ transport: 'polling' })
        .end(function (err, res) {
-          expect(res.status).to.be(400);
+          expect(res.status).to.be(403);
           done();
         });
     });
@@ -262,7 +262,7 @@ describe('socket.io', function(){
        .query({ transport: 'polling' })
        .set('origin', 'http://herp.derp')
        .end(function (err, res) {
-          expect(res.status).to.be(400);
+          expect(res.status).to.be(403);
           done();
        });
     });
@@ -305,7 +305,7 @@ describe('socket.io', function(){
        .set('origin', 'http://herp.derp')
        .query({ transport: 'polling' })
        .end(function (err, res) {
-          expect(res.status).to.be(400);
+          expect(res.status).to.be(403);
           done();
         });
     });
@@ -357,7 +357,7 @@ describe('socket.io', function(){
        .set('origin', 'http://foo.example')
        .query({ transport: 'polling' })
        .end(function (err, res) {
-          expect(res.status).to.be(400);
+          expect(res.status).to.be(403);
           done();
         });
     });