--- a/src/widgets/gradienteditor.h 2014-02-13 09:41:44.000000000 +0000 +++ b/src/widgets/gradienteditor.h 2021-04-18 14:45:24.654148450 +0100 @@ -16,6 +16,7 @@ #include #include #include +#include #include "kstwidgets_export.h"