diff --git a/tidal_dl_ng/metadata.py b/tidal_dl_ng/metadata.py
index 35029f8..a6ee43d 100644
--- a/tidal_dl_ng/metadata.py
+++ b/tidal_dl_ng/metadata.py
@@ -141,6 +141,7 @@ class Metadata:
         self.m.tags["\xa9day"] = self.date
         self.m.tags["\xa9wrt"] = ", ".join(self.composer) if self.composer else ""
         self.m.tags["\xa9lyr"] = self.lyrics
+        self.m.tags["ISRC"] = self.isrc
 
     @staticmethod
     def cover_data(url: str = None, path_file: str = None) -> str | bytes: