diff --git a/kcmkwin/kwincompositing/main.cpp b/kcmkwin/kwincompositing/main.cpp
index 33dd4ec1d0..41cbe7726f 100644
--- a/kcmkwin/kwincompositing/main.cpp
+++ b/kcmkwin/kwincompositing/main.cpp
@@ -43,6 +43,7 @@ ConfirmDialog::ConfirmDialog() :
     setCaption( i18n( "Compositing settings changed" ));
     setButtons( KDialog::Yes | KDialog::No | KDialog::Cancel );
     setDefaultButton(KDialog::No);
+    setButtonFocus(KDialog::No);
     setEscapeButton(KDialog::Cancel);
 
     mTextLabel = new QLabel(this);