diff --git a/ksysv/ksvapplication.cpp b/ksysv/ksvapplication.cpp
index d45278c..12acae7 100644
--- a/ksysv/ksvapplication.cpp
+++ b/ksysv/ksvapplication.cpp
@@ -2,7 +2,7 @@
 
 #include <unistd.h>
 
-#include <kwin.h>
+#include <twin.h>
 
 #include "ksvapplication.h"