diff --git a/README.md b/README.md
index b2fa2d4..c4520c7 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,18 @@
-## Source of balki.me
+# Source of balki.me
 
 ## Asciinema
 
 Followed instructions from here: https://jenciso.github.io/blog/embedding-asciinema-cast-in-your-hugo-site/
 
 Asciinema uses wasm which needs CSP unsafe-eval. Ref: https://www.aaron-powell.com/posts/2019-11-27-using-webassembly-with-csp-headers/
+
+## Submodule for generated output
+
+Tracking hugo generated output in git enables to see differences easily before pushing. Also helpful to compare differences after hugo version upgrade.
+Below commands help to add a public url for the web UI and also private ssh url for pushing
+
+```bash
+git submodule add https://gitea.balki.me/balki/blog-op public
+cd public
+git config remote.origin.url gitea:balki/blog-op
+```