diff --git a/aqt/models.py b/aqt/models.py
index 68b79bbb0..de8efa04b 100644
--- a/aqt/models.py
+++ b/aqt/models.py
@@ -154,7 +154,7 @@ class AddModel(QDialog):
         return self.model
 
     def reject(self):
-        self.accept()
+        QDialog.reject(self)
 
     def accept(self):
         (isStd, model) = self.models[self.dialog.models.currentRow()]
diff --git a/designer/addmodel.ui b/designer/addmodel.ui
index 1ceda6b81..ee04a1d50 100644
--- a/designer/addmodel.ui
+++ b/designer/addmodel.ui
@@ -44,7 +44,7 @@
       <enum>Qt::Horizontal</enum>
      </property>
      <property name="standardButtons">
-      <set>QDialogButtonBox::Help|QDialogButtonBox::Ok</set>
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Help|QDialogButtonBox::Ok</set>
      </property>
     </widget>
    </item>