diff --git a/mindspore/train/serialization.py b/mindspore/train/serialization.py
index 45936ca51cf..f14be05aaff 100644
--- a/mindspore/train/serialization.py
+++ b/mindspore/train/serialization.py
@@ -579,7 +579,6 @@ def export(net, *inputs, file_name, file_format='AIR', **kwargs):
 
     Notes:
         When exporting to AIR format, the size of a single tensor can not exceed 2GB.
-        Otherwise, a small wrong air file will be exported.
 
     Args:
         net (Cell): MindSpore network.