diff --git a/kcmkwin/kwincompositing/advanced.ui b/kcmkwin/kwincompositing/advanced.ui
index 8f674b7980..fc81711c10 100644
--- a/kcmkwin/kwincompositing/advanced.ui
+++ b/kcmkwin/kwincompositing/advanced.ui
@@ -53,7 +53,7 @@
        </item>
        <item>
         <property name="text" >
-         <string>Only for shown  windows</string>
+         <string>Only for shown windows</string>
         </property>
        </item>
        <item>