diff --git a/src/java.desktop/unix/classes/sun/awt/X11/XWindowPeer.java b/src/java.desktop/unix/classes/sun/awt/X11/XWindowPeer.java
index f44084af6e3f465a155fb4c8c192ad82bfb6a0c1..6c63ec56e9d39f4c3dcc7db92e774737504deb44 100644
--- a/src/java.desktop/unix/classes/sun/awt/X11/XWindowPeer.java
+++ b/src/java.desktop/unix/classes/sun/awt/X11/XWindowPeer.java
@@ -773,6 +773,7 @@ class XWindowPeer extends XPanelPeer implements WindowPeer,
             // TODO this should be the default for every case.
             switch (runningWM) {
                 case XWM.CDE_WM:
+                case XWM.KDE2_WM:
                 case XWM.MOTIF_WM:
                 case XWM.METACITY_WM:
                 case XWM.MUTTER_WM: