diff --git a/libvo/vo_fbdev.c b/libvo/vo_fbdev.c
index 8e843e0c95..0215c4d1ff 100644
--- a/libvo/vo_fbdev.c
+++ b/libvo/vo_fbdev.c
@@ -677,9 +677,15 @@ static int fb_preinit(void)
 	}
 	fb_orig_vinfo = fb_vinfo;
 
+/*
 	fb_bpp = (fb_vinfo.bits_per_pixel == 32) ? 32 :
 		(fb_vinfo.red.length + fb_vinfo.green.length +
 		 fb_vinfo.blue.length);
+*/
+#warning FIXME
+	/* nemigy kellene bpp-t meghatarozni */
+	fb_bpp = (fb_vinfo.bits_per_pixel == 32) ? 32 :
+		(fb_vinfo.red.length + fb_vinfo.red.offset);
 	if (vo_dbpp) {
 		if (vo_dbpp != 15 && vo_dbpp != 16 && vo_dbpp != 24 &&
 				vo_dbpp != 32) {