diff --git a/UI/Scheduler/Toolbars/SOGoComponentClose.toolbar b/UI/Scheduler/Toolbars/SOGoComponentClose.toolbar
new file mode 100644
index 000000000..8171adf3c
--- /dev/null
+++ b/UI/Scheduler/Toolbars/SOGoComponentClose.toolbar
@@ -0,0 +1,7 @@
+( /* the toolbar groups -*-cperl-*- */
+  ( { link = "#";
+      isSafe = NO;
+      label = "Cancel";
+      onclick = "window.close(); return false;";
+      image = "tb-ab-delete-flat-24x24.png"; } )
+)
diff --git a/UI/Scheduler/UIxAppointmentEditor.m b/UI/Scheduler/UIxAppointmentEditor.m
index 47e6801d1..bf513e947 100644
--- a/UI/Scheduler/UIxAppointmentEditor.m
+++ b/UI/Scheduler/UIxAppointmentEditor.m
@@ -92,7 +92,7 @@
             filename = @"SOGoAppointmentObjectAcceptOrDecline.toolbar";
         }
       else
-        filename = @"";
+        filename = @"SOGoComponentClose.toolbar";
     }
 
   return filename;
diff --git a/UI/Scheduler/UIxTaskEditor.m b/UI/Scheduler/UIxTaskEditor.m
index b1a1478fe..b0d352e43 100644
--- a/UI/Scheduler/UIxTaskEditor.m
+++ b/UI/Scheduler/UIxTaskEditor.m
@@ -107,7 +107,7 @@
             filename = @"SOGoTaskObjectAcceptOrDecline.toolbar";
         }
       else
-        filename = @"";
+        filename = @"SOGoComponentClose.toolbar";
     }
 
   return filename;