diff --git a/src/terminal/actions/property.c b/src/terminal/actions/property.c
index 091cdff..e8c0f60 100644
--- a/src/terminal/actions/property.c
+++ b/src/terminal/actions/property.c
@@ -250,7 +250,9 @@
  	action->pspec							= pspec;
  	action->parent.group.id					= action_group;
 
- 	v3270_action_set_terminal_widget(G_ACTION(action), widget);
+ 	if(GTK_IS_V3270(widget)) {
+		v3270_action_set_terminal_widget(G_ACTION(action), widget);
+ 	}
 
 	return V3270_SIMPLE_ACTION(action);
  }
--
libgit2 0.21.2