diff --git a/example/src/MessageProvider/send.php b/example/src/MessageProvider/send.php
index e1dbb74d..125db85e 100644
--- a/example/src/MessageProvider/send.php
+++ b/example/src/MessageProvider/send.php
@@ -9,7 +9,7 @@
 $connection = new AMQPStreamConnection('localhost', 5672, 'guest', 'guest');
 
 // build the message with appropriate metadata
-$providerMessage = new \MessageProvider\ExampleMessageProvider(['queue'=>'myKey', 'routing_key'=>'myKey']);
+$providerMessage = new \MessageProvider\ExampleMessageProvider(['queue' => 'myKey', 'routing_key' => 'myKey']);
 $content         = new \stdClass();
 $content->text   = 'Hello Mary';
 $providerMessage->setContents($content);
diff --git a/example/tests/MessageConsumer/ExampleMessageConsumerTest.php b/example/tests/MessageConsumer/ExampleMessageConsumerTest.php
index 6c17c6ce..b0cb7973 100644
--- a/example/tests/MessageConsumer/ExampleMessageConsumerTest.php
+++ b/example/tests/MessageConsumer/ExampleMessageConsumerTest.php
@@ -50,7 +50,7 @@ public function testProcessText()
         $contents       = new stdClass();
         $contents->text = 'Hello Mary';
 
-        $metadata = ['queue'=>'wind cries', 'routing_key'=>'wind cries'];
+        $metadata = ['queue' => 'wind cries', 'routing_key' => 'wind cries'];
 
         $builder
             ->given('a message', ['foo'])
@@ -80,7 +80,7 @@ public function testProcessSong()
         $contents       = new stdClass();
         $contents->song = 'And the wind whispers Mary';
 
-        $metadata = ['queue'=>'And the clowns have all gone to bed', 'routing_key'=>'And the clowns have all gone to bed'];
+        $metadata = ['queue' => 'And the clowns have all gone to bed', 'routing_key' => 'And the clowns have all gone to bed'];
 
         $builder
             ->given('You can hear happiness staggering on down the street')
diff --git a/example/tests/MessageProvider/ExampleMessageProviderTest.php b/example/tests/MessageProvider/ExampleMessageProviderTest.php
index 21906049..8d332061 100644
--- a/example/tests/MessageProvider/ExampleMessageProviderTest.php
+++ b/example/tests/MessageProvider/ExampleMessageProviderTest.php
@@ -19,7 +19,7 @@ public function testProcess()
         $callbacks                                         = [];
         $callbacks['an alligator named Mary exists']       = function () {
             $content       = new \stdClass();
-            $content->text ='Hello Mary';
+            $content->text = 'Hello Mary';
 
             $metadata          = [];
             $metadata['queue'] = 'myKey';
@@ -33,7 +33,7 @@ public function testProcess()
 
         $callbacks['footprints dressed in red'] = function () {
             $content       = new \stdClass();
-            $content->song ='And the wind whispers Mary';
+            $content->song = 'And the wind whispers Mary';
 
             $metadata          = [];
             $metadata['queue'] = 'myKey';