diff --git a/mkdocs.yml b/mkdocs.yml
index 74ebbe310c2..c79fa4a20a6 100755
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -394,18 +394,12 @@ nav:
 
   - Nebula Bench: nebula-bench.md
 
-  - Contribution:
-      - How to Contribute: 15.contribution/how-to-contribute.md
-
-  - FAQ:
-      - FAQ: 19.FAQ/0.FAQ.md
-
   - Appendix:
       - Release Note: 20.appendix/releasenote.md
       - FAQ: 20.appendix/0.FAQ.md
       - Ecosystem tools: 20.appendix/6.eco-tool-version.md
       - Write tools: 20.appendix/write-tools.md
-      - Contribution: 15.contribution/how-to-contribute.md
+      - How to contribute: 15.contribution/how-to-contribute.md
 
   - 中文手册: https://docs.nebula-graph.com.cn/