diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c
index 8e1040a5e6..1f8fb44a88 100644
--- a/libavcodec/h263dec.c
+++ b/libavcodec/h263dec.c
@@ -461,6 +461,9 @@ retry:
         if(s->avctx->fourcc == ff_get_fourcc("XVID") && s->xvid_build==0)
             s->workaround_bugs|= FF_BUG_QPEL_CHROMA;
         
+        if(s->avctx->fourcc == ff_get_fourcc("XVID") && s->xvid_build==0)
+            s->padding_bug_score= 256*256*256*64;
+        
         if(s->xvid_build && s->xvid_build<=1)
             s->workaround_bugs|= FF_BUG_QPEL_CHROMA;