diff --git a/resources/views/vendor/mail/html/button.blade.php b/resources/views/vendor/mail/html/button.blade.php
index c7aae1b88..bf35c7918 100644
--- a/resources/views/vendor/mail/html/button.blade.php
+++ b/resources/views/vendor/mail/html/button.blade.php
@@ -7,7 +7,7 @@
                         <table border="0" cellpadding="0" cellspacing="0">
                             <tr>
                                 <td>
-                                    <a href="{{ $url }}" class="button button-{{ $color or 'blue' }}" target="_blank">{{ $slot }}</a>
+                                    <a href="{{ $url }}" class="button button-{{ $color ?? 'blue' }}" target="_blank">{{ $slot }}</a>
                                 </td>
                             </tr>
                         </table>
diff --git a/resources/views/vendor/mail/html/layout.blade.php b/resources/views/vendor/mail/html/layout.blade.php
index 991ae52a8..859900a33 100644
--- a/resources/views/vendor/mail/html/layout.blade.php
+++ b/resources/views/vendor/mail/html/layout.blade.php
@@ -27,7 +27,7 @@
         <tr>
             <td align="center">
                 <table class="content" width="100%" cellpadding="0" cellspacing="0">
-                    {{ $header or '' }}
+                    {{ $header ?? '' }}
 
                     <!-- Email Body -->
                     <tr>
@@ -38,14 +38,14 @@
                                     <td class="content-cell">
                                         {{ Illuminate\Mail\Markdown::parse($slot) }}
 
-                                        {{ $subcopy or '' }}
+                                        {{ $subcopy ?? '' }}
                                     </td>
                                 </tr>
                             </table>
                         </td>
                     </tr>
 
-                    {{ $footer or '' }}
+                    {{ $footer ?? '' }}
                 </table>
             </td>
         </tr>