diff --git a/src/Handshake/ServerNegotiator.php b/src/Handshake/ServerNegotiator.php
index e1709e3..86d0411 100644
--- a/src/Handshake/ServerNegotiator.php
+++ b/src/Handshake/ServerNegotiator.php
@@ -17,8 +17,8 @@ class ServerNegotiator implements NegotiatorInterface {
 
     private $_strictSubProtocols = true;
 
-    public function __construct() {
-        $this->verifier = new RequestVerifier;
+    public function __construct(RequestVerifier $requestVerifier) {
+        $this->verifier = $requestVerifier;
     }
 
     /**
diff --git a/tests/ab/startServer.php b/tests/ab/startServer.php
index ef42de3..b256ec2 100644
--- a/tests/ab/startServer.php
+++ b/tests/ab/startServer.php
@@ -11,7 +11,7 @@ $socket = new \React\Socket\Server($loop);
 $server = new \React\Http\Server($socket);
 
 $closeFrameChecker = new \Ratchet\RFC6455\Messaging\CloseFrameChecker;
-$negotiator = new \Ratchet\RFC6455\Handshake\ServerNegotiator;
+$negotiator = new \Ratchet\RFC6455\Handshake\ServerNegotiator(new \Ratchet\RFC6455\Handshake\RequestVerifier);
 
 $uException = new \UnderflowException;