diff --git a/gdk/gdk.h b/gdk/gdk.h
index 7af805f97d..36d5c3b55d 100644
--- a/gdk/gdk.h
+++ b/gdk/gdk.h
@@ -40,6 +40,8 @@
 #include <gdk/gdkdnd.h>
 #include <gdk/gdkenumtypes.h>
 #include <gdk/gdkevents.h>
+#include <gdk/gdkframeclock.h>
+#include <gdk/gdkframetimings.h>
 #include <gdk/gdkkeys.h>
 #include <gdk/gdkkeysyms.h>
 #include <gdk/gdkmain.h>