diff --git a/src/Orchard.Web/Modules/Orchard.Users/Views/EditorTemplates/Parts/Users.RegistrationSettings.cshtml b/src/Orchard.Web/Modules/Orchard.Users/Views/EditorTemplates/Parts/Users.RegistrationSettings.cshtml
index 112603181..296c8a888 100644
--- a/src/Orchard.Web/Modules/Orchard.Users/Views/EditorTemplates/Parts/Users.RegistrationSettings.cshtml
+++ b/src/Orchard.Web/Modules/Orchard.Users/Views/EditorTemplates/Parts/Users.RegistrationSettings.cshtml
@@ -49,6 +49,11 @@
         <input type="checkbox" value="true" class="check-box" id="@Html.FieldIdFor(m => m.NotifyModeration)" name="@Html.FieldNameFor(m => m.NotifyModeration)" @(Model.NotifyModeration ? "checked=\"checked\"" : "") @(emailEnabled ? "" : "disabled=\"disabled\"")/>
         <input name="@Html.FieldNameFor(m => m.NotifyModeration)" type="hidden" value="false">
         <label class="forcheckbox" for="@Html.FieldIdFor( m => m.NotifyModeration)">@T("Send a notification when a user needs moderation")</label>
+
+        @if(!emailEnabled) {
+            <div class="message message-Warning">@T("This option is available when an email module is activated.")</div>
+        }
+
     </div>
     <div data-controllerid="@Html.FieldIdFor(m => m.NotifyModeration)">
         <label for="@Html.FieldIdFor( m => m.NotificationsRecipients)">@T("Moderators")</label>