diff --git a/official/cv/centerface/modelart/start.py b/official/cv/centerface/modelart/start.py
index ddc7042522070c99c1892e30561377d8437536c8..fc0b002ef22eff9f306247765a4845d38d9107db 100644
--- a/official/cv/centerface/modelart/start.py
+++ b/official/cv/centerface/modelart/start.py
@@ -322,5 +322,5 @@ if __name__ == "__main__":
 
     print('==========end training===============')
     print('==========start exporting============')
-    os.system("chmod -R 777 /cache/train")
+    os.system("chmod -R 750 /cache/train")
     freeze_model()
diff --git a/official/recommend/deepfm/modelart/start.py b/official/recommend/deepfm/modelart/start.py
index 8ac4e82e1f29bd22b085489a3a81c2927aa8b663..69ddc52ed1d08eec5f144893c78bbdac06462367 100644
--- a/official/recommend/deepfm/modelart/start.py
+++ b/official/recommend/deepfm/modelart/start.py
@@ -169,7 +169,7 @@ def freeze_model():
 
 def main():
     train_deepfm()
-    os.system("chmod -R 777 /cache/train")
+    os.system("chmod -R 750 /cache/train")
     freeze_model()
 
 
diff --git a/official/recommend/wide_and_deep/modelart/start.py b/official/recommend/wide_and_deep/modelart/start.py
index c9e241805705ca2730907a24dc9d127212ec4c2b..dedbb8f815d247a185d5a610ebd13dac0de5c94f 100644
--- a/official/recommend/wide_and_deep/modelart/start.py
+++ b/official/recommend/wide_and_deep/modelart/start.py
@@ -132,7 +132,7 @@ def freeze_model():
 def main():
     """main function"""
     train_wide_and_deep()
-    os.system("chmod -R 777 /cache/train")
+    os.system("chmod -R 750 /cache/train")
     freeze_model()