diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 5da3f6d1c..78798f518 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -3,6 +3,7 @@ D2X-Rebirth Changelog
 20100324
 --------
 arch/include/event.h, arch/include/mouse.h, arch/sdl/mouse.c, main/kconfig.c, main/movie.c, main/newmenu.c, main/titles.c: Add EVENT_MOUSE_BUTTON_DOWN and EVENT_MOUSE_BUTTON_UP, use for all windows except game and editor. Fixes crash on iMac G5 when pressing keys to progress through briefing
+main/titles.c: Only show briefing background if we have one, fixing arithmetic crash with SDL Video build
 
 20100322
 --------
diff --git a/main/titles.c b/main/titles.c
index f106263bd..a87293abf 100644
--- a/main/titles.c
+++ b/main/titles.c
@@ -1372,7 +1372,8 @@ int briefing_handler(window *wind, d_event *event, briefing *br)
 			break;
 
 		case EVENT_WINDOW_DRAW:
-			show_fullscr(&br->background);
+			if (br->background.bm_data)
+				show_fullscr(&br->background);
 
 			if (br->guy_bitmap_show)
 				show_briefing_bitmap(&br->guy_bitmap);