diff --git a/libavformat/concatdec.c b/libavformat/concatdec.c
index 8d80e536d1..1e53651945 100644
--- a/libavformat/concatdec.c
+++ b/libavformat/concatdec.c
@@ -190,6 +190,17 @@ static int copy_stream_props(AVStream *st, AVStream *source_st)
     st->sample_aspect_ratio = source_st->sample_aspect_ratio;
     avpriv_set_pts_info(st, 64, source_st->time_base.num, source_st->time_base.den);
 
+    // copy side data
+    for (int i = 0; i < source_st->nb_side_data; i++) {
+        const AVPacketSideData *sd_src = &source_st->side_data[i];
+        uint8_t *dst_data;
+
+        dst_data = av_stream_new_side_data(st, sd_src->type, sd_src->size);
+        if (!dst_data)
+            return AVERROR(ENOMEM);
+        memcpy(dst_data, sd_src->data, sd_src->size);
+    }
+
     av_dict_copy(&st->metadata, source_st->metadata, 0);
     return 0;
 }
diff --git a/tests/ref/fate/concat-demuxer-extended-lavf-mxf b/tests/ref/fate/concat-demuxer-extended-lavf-mxf
index 4b2a8624db..543c7d6a8c 100644
--- a/tests/ref/fate/concat-demuxer-extended-lavf-mxf
+++ b/tests/ref/fate/concat-demuxer-extended-lavf-mxf
@@ -1 +1 @@
-29e4e502a912b6d863e75d44e156ed31 *tests/data/fate/concat-demuxer-extended-lavf-mxf.ffprobe
+d367d7f6df7292cbf454c6d07fca9b04 *tests/data/fate/concat-demuxer-extended-lavf-mxf.ffprobe
diff --git a/tests/ref/fate/concat-demuxer-extended-lavf-mxf_d10 b/tests/ref/fate/concat-demuxer-extended-lavf-mxf_d10
index 1dedc6bf43..57b22848b9 100644
--- a/tests/ref/fate/concat-demuxer-extended-lavf-mxf_d10
+++ b/tests/ref/fate/concat-demuxer-extended-lavf-mxf_d10
@@ -1 +1 @@
-8de04a786521677a593283c44a53572e *tests/data/fate/concat-demuxer-extended-lavf-mxf_d10.ffprobe
+1fac6962d4c5f1070d0d2db5ab7d86aa *tests/data/fate/concat-demuxer-extended-lavf-mxf_d10.ffprobe
diff --git a/tests/ref/fate/concat-demuxer-simple1-lavf-mxf b/tests/ref/fate/concat-demuxer-simple1-lavf-mxf
index 2fe703e2a6..589dbb73b6 100644
--- a/tests/ref/fate/concat-demuxer-simple1-lavf-mxf
+++ b/tests/ref/fate/concat-demuxer-simple1-lavf-mxf
@@ -121,4 +121,5 @@ Strings Metadata
 video|0|37|1.480000|34|1.360000|1|0.040000|24786|212480|K_|1
 Strings Metadata
 0|mpeg2video|4|video|[0][0][0][0]|0x0000|352|288|0|0|0|0|1|1:1|11:9|yuv420p|8|tv|unknown|unknown|unknown|left|progressive|1|N/A|25/1|25/1|1/25|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|51|22|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001
+CPB properties|0|0|0|49152|-1
 1|pcm_s16le|unknown|audio|[0][0][0][0]|0x0000|s16|48000|1|unknown|16|N/A|0/0|0/0|1/48000|0|0.000000|N/A|N/A|768000|N/A|N/A|N/A|N/A|50|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001
diff --git a/tests/ref/fate/concat-demuxer-simple1-lavf-mxf_d10 b/tests/ref/fate/concat-demuxer-simple1-lavf-mxf_d10
index 0a3af658f6..7fb6ba2c9c 100644
--- a/tests/ref/fate/concat-demuxer-simple1-lavf-mxf_d10
+++ b/tests/ref/fate/concat-demuxer-simple1-lavf-mxf_d10
@@ -79,4 +79,5 @@ Strings Metadata
 audio|1|65280|1.360000|65280|1.360000|1920|0.040000|7680|2074624|K_|1
 Strings Metadata
 0|mpeg2video|0|video|[0][0][0][0]|0x0000|720|608|0|0|0|0|0|1:1|45:38|yuv422p|5|tv|unknown|unknown|unknown|topleft|tb|1|N/A|25/1|25/1|1/25|0|0.000000|N/A|N/A|30000000|N/A|N/A|N/A|N/A|35|22|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001
+CPB properties|30000000|0|0|1212416|-1
 1|pcm_s16le|unknown|audio|[0][0][0][0]|0x0000|s16|48000|2|unknown|16|N/A|0/0|0/0|1/48000|0|0.000000|N/A|N/A|1536000|N/A|N/A|N/A|N/A|35|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001
diff --git a/tests/ref/fate/concat-demuxer-simple2-lavf-ts b/tests/ref/fate/concat-demuxer-simple2-lavf-ts
index 76dde3b873..7c6079e2b1 100644
--- a/tests/ref/fate/concat-demuxer-simple2-lavf-ts
+++ b/tests/ref/fate/concat-demuxer-simple2-lavf-ts
@@ -213,3 +213,4 @@ video|1|175582|1.950911|171982|1.910911|3600|0.040000|15019|224848|__MPEGTS Stre
 
 0|mp2|unknown|audio|[3][0][0][0]|0x0003|s16p|44100|1|mono|0|N/A|0/0|0/0|1/90000|0|0.000000|N/A|N/A|64000|N/A|N/A|N/A|N/A|89|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|this is stream 0
 1|mpeg2video|4|video|[2][0][0][0]|0x0002|352|288|0|0|0|0|1|1:1|11:9|yuv420p|8|tv|unknown|unknown|unknown|left|progressive|1|N/A|25/1|25/1|1/90000|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|60|22|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|this is stream 1
+CPB properties|0|0|0|49152|-1
