diff --git a/simpliplay/package.json b/simpliplay/package.json
index 49fcdf0..42b1b6e 100644
--- a/simpliplay/package.json
+++ b/simpliplay/package.json
@@ -105,6 +105,11 @@
         "name": "FLAC Audio",
         "role": "Viewer"
       },
+      {
+        "ext": "opus",
+        "name": "Opus Audio",
+        "role": "Viewer"
+      },
       {
         "ext": "mkv",
         "name": "MKV Video",