diff --git a/en/contribute/third-party-open-source-software-and-license-notice.md b/en/contribute/third-party-open-source-software-and-license-notice.md
index 72c68912023a91037e9e1770fc2bfe11e22e8ee1..4a58694a1dd967143e6536c108497ad331f5143e 100644
--- a/en/contribute/third-party-open-source-software-and-license-notice.md
+++ b/en/contribute/third-party-open-source-software-and-license-notice.md
@@ -1,4 +1,4 @@
-#Third-Party Open-Source Software and License Notice
+# Third-Party Open-Source Software and License Notice
 
 The following table lists the licenses of the third-party open source software used by OpenHarmony.