diff --git a/common_types.h b/common_types.h
index 8617c9ee93..60d88b39ce 100644
--- a/common_types.h
+++ b/common_types.h
@@ -340,8 +340,6 @@ enum VideoCodecType {
   kVideoCodecH264,
   kVideoCodecI420,
   kVideoCodecMultiplex,
-  // DEPRECATED. Do not use.
-  kVideoCodecUnknown,
 };
 
 // Translates from name of codec to codec type and vice versa.
diff --git a/modules/rtp_rtcp/source/rtp_video_header.h b/modules/rtp_rtcp/source/rtp_video_header.h
index 74b48caea9..520f4d4d66 100644
--- a/modules/rtp_rtcp/source/rtp_video_header.h
+++ b/modules/rtp_rtcp/source/rtp_video_header.h
@@ -65,7 +65,7 @@ struct RTPVideoHeader {
   VideoContentType content_type = VideoContentType::UNSPECIFIED;
   bool is_first_packet_in_frame = false;
   uint8_t simulcastIdx = 0;
-  VideoCodecType codec = VideoCodecType::kVideoCodecUnknown;
+  VideoCodecType codec = VideoCodecType::kVideoCodecGeneric;
 
   PlayoutDelay playout_delay;
   VideoSendTiming video_timing;