diff --git a/Client/OAuth2Client.php b/Client/OAuth2Client.php
index f4114bd4..7f896d0e 100644
--- a/Client/OAuth2Client.php
+++ b/Client/OAuth2Client.php
@@ -45,7 +45,7 @@ public function redirect(array $scopes = array())
     {
         $options = array();
         if (!empty($scopes)) {
-            $options['scopes'] = $scopes;
+            $options['scope'] = $scopes;
         }
 
         $url = $this->provider->getAuthorizationUrl($options);
diff --git a/Tests/Client/OAuth2ClientTest.php b/Tests/Client/OAuth2ClientTest.php
index 0524162f..58f37750 100644
--- a/Tests/Client/OAuth2ClientTest.php
+++ b/Tests/Client/OAuth2ClientTest.php
@@ -28,7 +28,7 @@ public function setup()
 
     public function testRedirectWithState()
     {
-        $this->provider->getAuthorizationUrl(['scopes' => ['scope1', 'scope2']])
+        $this->provider->getAuthorizationUrl(['scope' => ['scope1', 'scope2']])
             ->willReturn('http://coolOAuthServer.com/authorize');
         $this->provider->getState()
             ->willReturn('SOME_RANDOM_STATE');