diff --git a/src/include/v3270.h b/src/include/v3270.h
index 2fdabe7..0d6b4ea 100644
--- a/src/include/v3270.h
+++ b/src/include/v3270.h
@@ -274,7 +274,7 @@
  LIB3270_EXPORT const gchar		* v3270_get_remap_filename(GtkWidget *widget);
 
  // Actions
- LIB3270_EXPORT void			  v3270_set_scroll_action(GtkWidget *widget, GdkScrollDirection direction, GtkAction *action);
+ LIB3270_EXPORT void			  v3270_set_scroll_action(GtkWidget *widget, GdkScrollDirection direction, GtkAction *action) G_GNUC_DEPRECATED;
  LIB3270_EXPORT void			  v3270_tab(GtkWidget *widget);
  LIB3270_EXPORT void			  v3270_backtab(GtkWidget *widget);
 
--
libgit2 0.21.2