diff --git a/music-lab/app/suno_provider.py b/music-lab/app/suno_provider.py
index e03e961..69c4da6 100644
--- a/music-lab/app/suno_provider.py
+++ b/music-lab/app/suno_provider.py
@@ -157,7 +157,7 @@ def run_suno_generation(task_id: str, params: dict) -> None:
                     task_id=f"{task_id}_v2",
                     song=completed_tracks[1],
                     params=params,
-                    filename_suffix="_v2",
+                    filename_suffix="",
                 )
             except Exception:
                 pass  # 보조 변형 실패는 무시