diff --git a/kdgantt/qlayoutengine_p.h b/kdgantt/qlayoutengine_p.h
index 15cd80de2..1aa73652b 100644
--- a/kdgantt/qlayoutengine_p.h
+++ b/kdgantt/qlayoutengine_p.h
@@ -55,10 +55,6 @@
 //
 
 
-#ifndef TQT_H
-#include "tqabstractlayout.h"
-#endif // TQT_H
-
 #ifndef TQT_NO_LAYOUT
 struct QLayoutStruct
 {