diff --git a/app/dashboard/templates/dashboard/custom_alias.html b/app/dashboard/templates/dashboard/custom_alias.html
index 414d4cf2..753536ae 100644
--- a/app/dashboard/templates/dashboard/custom_alias.html
+++ b/app/dashboard/templates/dashboard/custom_alias.html
@@ -25,8 +25,8 @@
 
         <div class="row mt-4">
           <div class="col">
-            <input name="email-prefix" class="form-control" pattern="[0-9|A-Z|a-z|-]{3,}" ,
-                   title="Only letter, number or dash can be used and alias must have at least 3 characters." ,
+            <input name="email-prefix" class="form-control" pattern="[0-9|A-Z|a-z|-]{3,}"
+                   title="Only letter, number or dash can be used and alias must have at least 3 characters."
                    autofocus>
           </div>
           <div class="col align-self-center">