diff --git a/src/Illuminate/Notifications/Messages/MailMessage.php b/src/Illuminate/Notifications/Messages/MailMessage.php
index 2c51596c180b..120c1decc3c3 100644
--- a/src/Illuminate/Notifications/Messages/MailMessage.php
+++ b/src/Illuminate/Notifications/Messages/MailMessage.php
@@ -47,7 +47,7 @@ class MailMessage extends SimpleMessage
      *
      * @var array
      */
-    public $replyTo= [];
+    public $replyTo = [];
 
     /**
      * The attachments for the message.