diff --git a/cmake/templates/config.h.in b/cmake/templates/config.h.in
index 37bb3bd..8cbe773 100644
--- a/cmake/templates/config.h.in
+++ b/cmake/templates/config.h.in
@@ -20,5 +20,6 @@
 #cmakedefine SVG_ICON_SUPPORT
 #cmakedefine IMAGE_FORMAT_SUPPORT
 #define IMPORT_IMAGE_FORMAT_PLUGINS @IMAGE_FORMAT_SUPPORT_ARRAY@
+#define IMPORT_WIDGET_STYLE_PLUGINS @WIDGET_STYLE_PLUGINS_ARRAY@
 @META_CUSTOM_CONFIG@
 #endif // @META_PROJECT_VARNAME_UPPER@_CONFIG