diff --git a/deploy/python/infer.py b/deploy/python/infer.py
index 368c5b6887b7d4f47c9ac795e9ff68026f7fcaea..b5a52887caa7e00b7f8167231a2da905daeee89e 100644
--- a/deploy/python/infer.py
+++ b/deploy/python/infer.py
@@ -224,7 +224,7 @@ class Detector(object):
             for k, v in res.items():
                 results[k].append(v)
         for k, v in results.items():
-            if k != 'masks':
+            if k not in ['masks', 'segm']:
                 results[k] = np.concatenate(v)
         return results