diff --git a/sim_video.c b/sim_video.c
index 4cade8dc..3026a184 100644
--- a/sim_video.c
+++ b/sim_video.c
@@ -2016,7 +2016,7 @@ if (0)                        while (SDL_PeepEvents (&event, 1, SDL_GETEVENT, SD
                     }
                 break;
             case SDL_QUIT:
-                sim_debug (SIM_VID_DBG_VIDEO|SIM_VID_DBG_KEY|SIM_VID_DBG_MOUSE|SIM_VID_DBG_CURSOR, vptr->vid_dev, "vid_thread() - QUIT Event - %s\n", vid_quit_callback ? "Signaled" : "Ignored");
+                sim_debug (SIM_VID_DBG_VIDEO|SIM_VID_DBG_KEY|SIM_VID_DBG_MOUSE|SIM_VID_DBG_CURSOR, vptr0->vid_dev, "vid_thread() - QUIT Event - %s\n", vid_quit_callback ? "Signaled" : "Ignored");
                 if (vid_quit_callback)
                     vid_quit_callback ();
                 break;