diff --git a/mindspore/_extends/graph_kernel/tests/graph_kernel_split.py b/mindspore/_extends/graph_kernel/tests/graph_kernel_split.py
index 427b96fffd..79615f2f5f 100644
--- a/mindspore/_extends/graph_kernel/tests/graph_kernel_split.py
+++ b/mindspore/_extends/graph_kernel/tests/graph_kernel_split.py
@@ -28,7 +28,6 @@ def print_usage():
     print('  -o <prefix>\toutput split graphs')
     print('  -v \t\tverbose mode')
     print('  -h \t\tprint this help')
-    print('Report bugs to xiong.gao@huawei.com')
 
 
 class Option: