1 files changed, 1 insertions, 1 deletions
diff --git a/vcl/inc/vcl/wall.hxx b/vcl/inc/vcl/wall.hxx
index 84d008430823..e18adf78f60b 100644
--- a/vcl/inc/vcl/wall.hxx
+++ b/vcl/inc/vcl/wall.hxx
@@ -23,8 +23,8 @@
 #include <tools/solar.h>
 #include <vcl/dllapi.h>
 #include <tools/color.hxx>
+#include <tools/gen.hxx>
 
-class Rectangle;
 class Gradient;
 class BitmapEx;
 class ImplWallpaper;