diff --git a/clients/oxygen/config/ui/oxygenconfigurationui.ui b/clients/oxygen/config/ui/oxygenconfigurationui.ui
index 0f3aa56a42..5f01fea8b3 100644
--- a/clients/oxygen/config/ui/oxygenconfigurationui.ui
+++ b/clients/oxygen/config/ui/oxygenconfigurationui.ui
@@ -214,7 +214,7 @@
         </widget>
        </item>
        <item row="2" column="1">
-        <widget class="QComboBox" name="separatorMode">
+        <widget class="KComboBox" name="separatorMode">
          <item>
           <property name="text">
            <string>Never Draw Separator</string>