diff --git a/include/wx/setup.h b/include/wx/setup.h
index fe7b783d36..0ccee557d0 100644
--- a/include/wx/setup.h
+++ b/include/wx/setup.h
@@ -66,6 +66,6 @@
 
 #endif
 
-#include "chkconf.h"
+#include "wx/chkconf.h"
 
 #endif /* _WX_SETUP_H_BASE_ */