diff --git a/libavcodec/mpeg4video.h b/libavcodec/mpeg4video.h
index 5fd5ecb0c4..846ce238b5 100644
--- a/libavcodec/mpeg4video.h
+++ b/libavcodec/mpeg4video.h
@@ -92,6 +92,8 @@ typedef struct Mpeg4DecContext {
     int divx_build;
     int xvid_build;
     int lavc_build;
+    ///< flag for having shown the warning about divxs invalid b frames
+    int showed_packed_warning;
 
     int cplx_estimation_trash_i;
     int cplx_estimation_trash_p;
diff --git a/libavcodec/mpeg4video_parser.c b/libavcodec/mpeg4video_parser.c
index b451517565..96ed519571 100644
--- a/libavcodec/mpeg4video_parser.c
+++ b/libavcodec/mpeg4video_parser.c
@@ -120,7 +120,7 @@ static av_cold int mpeg4video_parse_init(AVCodecParserContext *s)
     pc->first_picture           = 1;
     pc->dec_ctx.m.quant_precision     = 5;
     pc->dec_ctx.m.slice_context_count = 1;
-    pc->dec_ctx.m.showed_packed_warning = 1;
+    pc->dec_ctx.showed_packed_warning = 1;
     return 0;
 }
 
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index fb65481102..34ec2b3e61 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -2065,11 +2065,11 @@ static int decode_user_data(Mpeg4DecContext *ctx, GetBitContext *gb)
         ctx->divx_version = ver;
         ctx->divx_build   = build;
         s->divx_packed  = e == 3 && last == 'p';
-        if (s->divx_packed && !s->showed_packed_warning) {
+        if (s->divx_packed && !ctx->showed_packed_warning) {
             av_log(s->avctx, AV_LOG_INFO, "Video uses a non-standard and "
                    "wasteful way to store B-frames ('packed B-frames'). "
                    "Consider using a tool like VirtualDub or avidemux to fix it.\n");
-            s->showed_packed_warning = 1;
+            ctx->showed_packed_warning = 1;
         }
     }
 
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index a934a6d0a5..14f0a09cd8 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -568,7 +568,6 @@ typedef struct MpegEncContext {
     /* H.263 specific */
     int gob_index;
     int obmc;                       ///< overlapped block motion compensation
-    int showed_packed_warning;      ///< flag for having shown the warning about divxs invalid b frames
     int mb_info;                    ///< interval for outputting info about mb offsets as side data
     int prev_mb_info, last_mb_info;
     uint8_t *mb_info_ptr;