diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index acefce695e98e2819c79e48aefca1096c636ca59..a7f2aab209ddcb18ab5a3bfd3cdaab1bf6ec43fd 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -842,6 +842,7 @@ int ff_vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
     int mbmodetab, imvtab, icbptab, twomvbptab, fourmvbptab; /* useful only for debugging */
     int field_mode, fcm;
 
+    v->numref          = 0;
     v->p_frame_skipped = 0;
     if (v->second_field) {
         v->s.pict_type = (v->fptype & 1) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I;
@@ -1011,8 +1012,6 @@ int ff_vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
                 v->reffield          = get_bits1(gb);
                 v->ref_field_type[0] = v->reffield ^ !v->cur_field_type;
             }
-        } else {
-            v->numref = 0;
         }
         if (v->extended_mv)
             v->mvrange = get_unary(gb, 0, 3);