diff --git a/shell_client.h b/shell_client.h
index 04155ae0ba..0198bd89bc 100644
--- a/shell_client.h
+++ b/shell_client.h
@@ -48,7 +48,7 @@ enum class PingReason {
     CloseWindow = 0,
     FocusWindow
 };
-    
+
 class KWIN_EXPORT ShellClient : public AbstractClient
 {
     Q_OBJECT