diff --git a/gdk/gdk.symbols b/gdk/gdk.symbols
index 9581e7ddd5..b94e3db9a1 100644
--- a/gdk/gdk.symbols
+++ b/gdk/gdk.symbols
@@ -347,6 +347,7 @@ gdk_win32_selection_add_targets
 gdk_win32_set_modal_dialog_libgtk_only
 gdk_win32_window_is_win32
 gdk_win32_window_get_handle
+gdk_win32_window_get_type
 gdk_win32_display_get_type
 gdk_win32_window_foreign_new_for_display
 gdk_win32_window_lookup_for_display