diff --git a/config.el b/config.el
index d8e555d39ac25cc39b68ecbacff7db248fb1950f..988be6689eadb99322ffe8c6810eb3e9b7e73305 100644
--- a/config.el
+++ b/config.el
@@ -3,6 +3,11 @@
 ;; Place your private configuration here! Remember, you do not need to run 'doom
 ;; sync' after modifying this file!
 
+;; Notes:
+;; * Don't forget to =pip install cmake-language-server=
+
+(require 'irony)
+
 ;; Some functionality uses this to identify you, e.g. GPG configuration, email
 ;; clients, file templates and snippets.
 (setq user-full-name "Maël MARTIN"
diff --git a/init.el b/init.el
index 024d33d02b2f1252fb15333e93c209068d354461..f07c5885e8cc88b4b8b5b08cee112d799ef94255 100644
--- a/init.el
+++ b/init.el
@@ -93,7 +93,7 @@
        (eval +overlay)          ; run code, run (also, repls)
        ;;gist                   ; interacting with github gists
        lookup                   ; navigate your code and its documentation
-       ;;lsp                    ; M-x vscode
+       (lsp +clangd +cmake)     ; M-x vscode
        magit                    ; a git porcelain for Emacs
        ;;make                   ; run make tasks from Emacs
        ;;pass                   ; password manager for nerds
@@ -112,7 +112,7 @@
        :lang
        ;;agda                   ; types of types of types of types...
        ;;beancount              ; mind the GAAP
-       cc                       ; C > C++ == 1
+       (cc +lsp)                ; C > C++ == 1
        ;;clojure                ; java with a lisp
        ;;common-lisp            ; if you've seen one lisp, you've seen them all
        ;;coq                    ; proofs-as-programs
diff --git a/packages.el b/packages.el
index db2189d4537a0d102c41322b0f0eaae0bcd871b6..7230a3dfe8afbe36b92216894a4374946d9308ca 100644
--- a/packages.el
+++ b/packages.el
@@ -49,6 +49,7 @@
 
 ;; Packages that are on melpa
 (package! org-bullets)
+(package! irony)
 
 ;; Manual packages download that are not on melpa goes after
 (require 'quelpa-use-package)