--- a/media/ffmpeg/ffmpeg_common.cc
+++ b/media/ffmpeg/ffmpeg_common.cc
@@ -1046,8 +1046,8 @@
 
   // This should match the configured lists in //third_party/ffmpeg.
   static constexpr std::string_view kAllowedAudioCodecs =
-      "vorbis,libopus,flac,pcm_u8,pcm_s16le,pcm_s24le,pcm_s32le,pcm_f32le,"
-      "mp3,pcm_s16be,pcm_s24be,pcm_mulaw,pcm_alaw" EXTRA_CODECS;
+      "vorbis,opus,libopus,flac,pcm_u8,pcm_s16le,pcm_s24le,pcm_s32le,pcm_f32le,"
+      "mp3float,mp3,pcm_s16be,pcm_s24be,pcm_mulaw,pcm_alaw" EXTRA_CODECS;
 #undef EXTRA_CODECS
 
   return kAllowedAudioCodecs.data();