diff --git a/packages/backend/src/const.ts b/packages/backend/src/const.ts
index 7e8f96444e..dcce3a190d 100644
--- a/packages/backend/src/const.ts
+++ b/packages/backend/src/const.ts
@@ -63,6 +63,15 @@ export const FILE_TYPE_BROWSERSAFE = [
 	"audio/x-flac",
 	"audio/flac",
 	"audio/vnd.wave",
+
+	"audio/mod",
+	"audio/x-mod",
+	"audio/s3m",
+	"audio/x-s3m",
+	"audio/xm",
+	"audio/x-xm",
+	"audio/it",
+	"audio/x-it",
 ];
 /*
 https://github.com/sindresorhus/file-type/blob/main/supported.js