diff --git a/custom_syadmin/build_from_notion.py b/custom_syadmin/build_from_notion.py
index 912e1ab..bdc41d3 100644
--- a/custom_syadmin/build_from_notion.py
+++ b/custom_syadmin/build_from_notion.py
@@ -177,7 +177,7 @@ def notion_to_md(id, filepath=None, yaml_func=None):
     if filepath:
         os.umask(0)
         with open(os.open(filepath, os.O_CREAT | os.O_WRONLY, 0o777), 'w') as f:
-            f.write(page_content)
+            f.write(page_content.encode('utf8'))
     return page_data