diff --git a/app.py b/app.py
index 18c98b6..3d25d54 100644
--- a/app.py
+++ b/app.py
@@ -39,10 +39,6 @@ def gen_group_pic():
         pid = data['pid']
         base_image = base64.b64decode(data['base_image'])
 
-        # save base image to ./test.png
-        with open("test.png", "wb") as f:
-            f.write(base_image)
-
         if not coordinates_list or not canvas_size or not base_image or not pid:
             return jsonify({"status": "error", "message": "Missing data"}), 422