diff --git a/tutorials/source_en/advanced_use/visualization_tutorials.md b/tutorials/source_en/advanced_use/visualization_tutorials.md
index cbf5124186287447c2b0f4bff2080c9c8f202a4c..d1a74a55f4a83393e3b0d317e16592934f6b9b56 100644
--- a/tutorials/source_en/advanced_use/visualization_tutorials.md
+++ b/tutorials/source_en/advanced_use/visualization_tutorials.md
@@ -161,7 +161,7 @@ def test_summary():
     eval_ds = create_mindrecord_dataset_for_testing()
     model.eval(eval_ds, callbacks=[eval_callback])
 
-    # Close summary
+    # Note: Make sure to close summary
     summary_writer.close()
 ```
 
diff --git a/tutorials/source_zh_cn/advanced_use/visualization_tutorials.md b/tutorials/source_zh_cn/advanced_use/visualization_tutorials.md
index a9a8f54d1a4a7c32b906e160dd97e61bf6392979..a632b536ea59492240ba1facaecaeebcdc83b2a2 100644
--- a/tutorials/source_zh_cn/advanced_use/visualization_tutorials.md
+++ b/tutorials/source_zh_cn/advanced_use/visualization_tutorials.md
@@ -167,7 +167,7 @@ def test_summary():
     eval_ds = create_mindrecord_dataset_for_testing()
     model.eval(eval_ds, callbacks=[eval_callback])
 
-    # Close summary
+    # Note: Make sure to close summary
     summary_writer.close()
 ```