diff --git a/src/proto/gui_photon.pro b/src/proto/gui_photon.pro
index 54a5659..af33ef5 100644
--- a/src/proto/gui_photon.pro
+++ b/src/proto/gui_photon.pro
@@ -23,8 +23,7 @@
 void gui_mch_destroy_scrollbar __ARGS((scrollbar_T *sb));
 void mch_set_mouse_shape __ARGS((int shape));
 void gui_mch_mousehide __ARGS((int hide));
-int gui_mch_get_mouse_x __ARGS((void));
-int gui_mch_get_mouse_y __ARGS((void));
+void gui_mch_getmouse __ARGS((int *x, int *y));
 void gui_mch_setmouse __ARGS((int x, int y));
 long_u gui_mch_get_rgb __ARGS((guicolor_T pixel));
 void gui_mch_new_colors __ARGS((void));