diff --git a/xs_mime.h b/xs_mime.h
index effefdb..788ee17 100644
--- a/xs_mime.h
+++ b/xs_mime.h
@@ -30,8 +30,8 @@ struct _mime_info {
     { "audio/mp3",          ".mp3"},
     { "audio/ogg",          ".ogg"},
     { "audio/ogg",          ".oga"},
-    { "audio/opus",          ".opus"},
-    { "audio/flac",          ".flac"},
+    { "audio/ogg",          ".opus"},
+    { "audio/flac",         ".flac"},
     { "audio/wav",          ".wav"},
     { "audio/wma",          ".wma"},
     { "audio/aac",          ".aac"},