diff --git a/libavcodec/codec_desc.c b/libavcodec/codec_desc.c
index 0602ecb1b5..5961af3c85 100644
--- a/libavcodec/codec_desc.c
+++ b/libavcodec/codec_desc.c
@@ -2994,6 +2994,7 @@ static const AVCodecDescriptor codec_descriptors[] = {
     },
     {
         .id        = AV_CODEC_ID_ACELP_KELVIN,
+        .type      = AVMEDIA_TYPE_AUDIO,
         .name      = "acelp.kelvin",
         .long_name = NULL_IF_CONFIG_SMALL("Sipro ACELP.KELVIN"),
         .props     = AV_CODEC_PROP_LOSSY,