diff --git a/engine/sw/vid_sdl.c b/engine/sw/vid_sdl.c
index a1b45b5ca..b87c19af0 100755
--- a/engine/sw/vid_sdl.c
+++ b/engine/sw/vid_sdl.c
@@ -89,6 +89,10 @@ flags |= SDL_SWSURFACE;
 	return true;
 }
 
+void SWVID_SetCaption(char *caption)
+{
+}
+
 void SWVID_SetPalette(unsigned char *palette)
 {
 	int i;