diff --git a/media/media_options.gni b/media/media_options.gni
index d6ab4f4249fdf..5b3f27434b9d3 100644
--- a/media/media_options.gni
+++ b/media/media_options.gni
@@ -36,14 +36,16 @@ declare_args() {
   # Enables AC3/EAC3 audio demuxing. This is enabled only on Chromecast, since
   # it only provides demuxing, and is only useful for AC3/EAC3 audio
   # pass-through to HDMI sink on Chromecast.
-  enable_ac3_eac3_audio_demuxing = proprietary_codecs && is_chromecast
+  # enable_ac3_eac3_audio_demuxing = proprietary_codecs && is_chromecast
+  enable_ac3_eac3_audio_demuxing = true
 
   enable_mse_mpeg2ts_stream_parser =
       (proprietary_codecs && is_chromecast) || use_libfuzzer || use_afl
 
   # Enable HEVC/H265 demuxing. Actual decoding must be provided by the
   # platform. Enable by default for Chromecast.
-  enable_hevc_demuxing = proprietary_codecs && is_chromecast
+  # enable_hevc_demuxing = proprietary_codecs && is_chromecast
+  enable_hevc_demuxing = true
 }
 
 # Use a second declare_args() to pick up possible overrides of |use_cras|.