diff --git a/doc/emacs_notes.md b/doc/emacs_notes.md
index 6466b68..15a2e8c 100644
--- a/doc/emacs_notes.md
+++ b/doc/emacs_notes.md
@@ -57,3 +57,13 @@ https://orgmode.org/worg/org-tutorials/org4beginners.html
 https://github.com/Alexander-Miller/treemacs
 
 * `C-c C-w s`: Switch workspace
+
+## Lsp Mode ##
+
+### Python ###
+
+Install language LSP server:
+
+```
+brew install python-lsp-server
+```