diff --git a/evaluate_server.py b/evaluate_server.py
index aff29c1..5d771c4 100644
--- a/evaluate_server.py
+++ b/evaluate_server.py
@@ -31,7 +31,7 @@ def upload():
     if type not in ['lite_resnet', 'lite_vanilla', 'legacy_vanilla', 'lite_unified']:
         return jsonify({'status': -1, 'message': 'illegal type'})
     position = request.form.get("position")
-    if position not in positions:
+    if position != 'uni' and position not in positions:
         return jsonify({'status': -2, 'message': 'illegal position'})
     frame = int(request.form.get("frame"))
     model_file = request.files.get('model_file')
@@ -42,7 +42,11 @@ def upload():
     if model is None:
         model_file.save(path)
         Model.create(path=path, position=position,type=type,frame=frame,create_time=datetime.now())
-        Battle.create(challenger_path=path, challenger_position=position, status=0)
+        if position == 'uni':
+            for position in positions:
+                Battle.create(challenger_path=path, challenger_position=position, status=0)
+        else:
+            Battle.create(challenger_path=path, challenger_position=position, status=0)
     return jsonify({'status': 0, 'message': 'success', 'result': ''})
 
 def start_runner(flags):