diff --git a/libavcodec/codec_desc.c b/libavcodec/codec_desc.c
index 03dea5751a..2452a7b982 100644
--- a/libavcodec/codec_desc.c
+++ b/libavcodec/codec_desc.c
@@ -1959,6 +1959,13 @@ static const AVCodecDescriptor codec_descriptors[] = {
         .long_name = NULL_IF_CONFIG_SMALL("LEAD MCMP"),
         .props     = AV_CODEC_PROP_INTRA_ONLY | AV_CODEC_PROP_LOSSY,
     },
+    {
+        .id        = AV_CODEC_ID_DNXUC,
+        .type      = AVMEDIA_TYPE_VIDEO,
+        .name      = "dnxuc",
+        .long_name = NULL_IF_CONFIG_SMALL("DNxUncompressed / SMPTE RDD 50"),
+        .props     = AV_CODEC_PROP_INTRA_ONLY | AV_CODEC_PROP_LOSSLESS,
+    },
 
     /* various PCM "codecs" */
     {
diff --git a/libavcodec/codec_id.h b/libavcodec/codec_id.h
index 0a8d3bed1e..0abd036f49 100644
--- a/libavcodec/codec_id.h
+++ b/libavcodec/codec_id.h
@@ -322,6 +322,7 @@ enum AVCodecID {
     AV_CODEC_ID_RTV1,
     AV_CODEC_ID_VMIX,
     AV_CODEC_ID_LEAD,
+    AV_CODEC_ID_DNXUC,
 
     /* various PCM "codecs" */
     AV_CODEC_ID_FIRST_AUDIO = 0x10000,     ///< A dummy id pointing at the start of audio codecs
diff --git a/libavcodec/version.c b/libavcodec/version.c
index 27f94323b8..03dd95e5ba 100644
--- a/libavcodec/version.c
+++ b/libavcodec/version.c
@@ -31,7 +31,7 @@ const char av_codec_ffversion[] = "FFmpeg version " FFMPEG_VERSION;
 
 unsigned avcodec_version(void)
 {
-    static_assert(AV_CODEC_ID_LEAD         ==   269 &&
+    static_assert(AV_CODEC_ID_DNXUC        ==   270 &&
                   AV_CODEC_ID_PCM_SGA      == 65572 &&
                   AV_CODEC_ID_ADPCM_XMD    == 69683 &&
                   AV_CODEC_ID_CBD2_DPCM    == 81928 &&