diff --git a/modules/video_coding/codecs/av1/dav1d_decoder.cc b/modules/video_coding/codecs/av1/dav1d_decoder.cc
index 82c0d92cb6..5a60c7ff6a 100644
--- a/modules/video_coding/codecs/av1/dav1d_decoder.cc
+++ b/modules/video_coding/codecs/av1/dav1d_decoder.cc
@@ -191,8 +191,15 @@ int32_t Dav1dDecoder::Decode(const EncodedImage& encoded_image,
           .set_color_space(encoded_image.ColorSpace())
           .build();
 
-  decode_complete_callback_->Decoded(decoded_frame, absl::nullopt,
-                                     absl::nullopt);
+  // Corresponds to QP_base in
+  // J. Han et al., "A Technical Overview of AV1," in Proceedings of the IEEE,
+  // vol. 109, no. 9, pp. 1435-1462, Sept. 2021,
+  // doi: 10.1109/JPROC.2021.3058584. keywords:
+  // {Encoding;Codecs;Decoding;Streaming media;Video compression;Media;Alliance
+  // of Open Media;AV1;video compression},
+  absl::optional<uint8_t> qp = dav1d_picture.frame_hdr->quant.yac;
+  decode_complete_callback_->Decoded(decoded_frame,
+                                     /*decode_time_ms=*/absl::nullopt, qp);
 
   return WEBRTC_VIDEO_CODEC_OK;
 }