diff --git a/src/NzbDrone.Core/Notifications/Trakt/TraktService.cs b/src/NzbDrone.Core/Notifications/Trakt/TraktService.cs
index 4c8c6ba9fa..088157e835 100644
--- a/src/NzbDrone.Core/Notifications/Trakt/TraktService.cs
+++ b/src/NzbDrone.Core/Notifications/Trakt/TraktService.cs
@@ -201,6 +201,8 @@ private string MapAudio(MovieFile movieFile)
                     traktAudioFormat = "dolby_truehd";
                     break;
                 case "EAC3 Atmos":
+                    traktAudioFormat = "dolby_digital_plus_atmos";
+                    break;
                 case "TrueHD Atmos":
                     traktAudioFormat = "dolby_atmos";
                     break;
@@ -218,9 +220,11 @@ private string MapAudio(MovieFile movieFile)
                     traktAudioFormat = "dts_x";
                     break;
                 case "MP3":
-                case "MP2":
                     traktAudioFormat = "mp3";
                     break;
+                case "MP2":
+                    traktAudioFormat = "mp2";
+                    break;
                 case "Vorbis":
                     traktAudioFormat = "ogg";
                     break;
@@ -237,7 +241,7 @@ private string MapAudio(MovieFile movieFile)
                     traktAudioFormat = "flac";
                     break;
                 case "Opus":
-                    traktAudioFormat = "ogg";
+                    traktAudioFormat = "ogg_opus";
                     break;
             }