diff --git a/UI/Templates/MailerUI/UIxMailEditor.wox b/UI/Templates/MailerUI/UIxMailEditor.wox
index 86490f56d..0c4b0d986 100644
--- a/UI/Templates/MailerUI/UIxMailEditor.wox
+++ b/UI/Templates/MailerUI/UIxMailEditor.wox
@@ -26,7 +26,7 @@
           </md-input-container>
           <div flex="flex"><!-- spacer --></div>
           <md-button class="sg-icon-button" ng-click="editor.send()"
-                     ng-disabled="!(editor.message.editable.to.length > 0 || editor.message.editable.cc.length > 0 || editor.message.editable.bcc.length > 0) || editor.uploader.isUploading || messageForm.$invalid"
+                     ng-disabled="!(editor.message.editable.to.length > 0 || editor.message.editable.cc.length > 0 || editor.message.editable.bcc.length > 0) || editor.uploader.isUploading || messageForm.$pristine || messageForm.$invalid || messageForm.$submitted"
                      sg-ripple-click="mailEditor">
             <md-icon>send</md-icon>
           </md-button>