1 files changed, 1 insertions, 0 deletions
diff --git a/gdk/gdk.h b/gdk/gdk.h
index d15dd7d922..8b6489cbf0 100644
--- a/gdk/gdk.h
+++ b/gdk/gdk.h
@@ -70,6 +70,7 @@
 #include <gdk/gdktexture.h>
 #include <gdk/gdktoplevel.h>
 #include <gdk/gdktoplevellayout.h>
+#include <gdk/gdktoplevelsize.h>
 #include <gdk/gdktypes.h>
 #include <gdk/gdkversionmacros.h>
 #include <gdk/gdkvulkancontext.h>