diff --git a/htc_ls_model_all.py b/htc_ls_model_all.py
index 2fd382177910eb0c9713ad353057af447dd0711d..f1e5b018faf4b225ecd9a00bd8047e2524c419b0 100644
--- a/htc_ls_model_all.py
+++ b/htc_ls_model_all.py
@@ -698,7 +698,7 @@ data = dict(
             dict(
                 type='MultiScaleFlipAug',
                 img_scale=[(850, 850)],
-                flip=True,
+                flip=False,
                 transforms=[
                     dict(type='Resize', keep_ratio=True),
                     dict(type='RandomFlip'),