diff --git a/qt/designer/preview.ui b/qt/designer/preview.ui
index ff3728f22..5a3268175 100644
--- a/qt/designer/preview.ui
+++ b/qt/designer/preview.ui
@@ -69,6 +69,12 @@
           <property name="text">
            <string/>
           </property>
+          <property name="autoDefault">
+           <bool>false</bool>
+          </property>
+          <property name="default">
+           <bool>false</bool>
+          </property>
          </widget>
         </item>
         <item>