diff --git a/.doom.d/config.org b/.doom.d/config.org
index d7df60c..93a5d31 100644
--- a/.doom.d/config.org
+++ b/.doom.d/config.org
@@ -1066,6 +1066,17 @@ Study kanji by overlaying hiragana readings.
     :commands kanji-glasses-mode)
 #+end_src
 * Coding
+** Arduino
+#+begin_src emacs-lisp
+  (use-package! arduino-mode
+    :mode "\\.ino\\'")
+
+  (use-package! arduino-cli-mode
+    :hook arduino-mode
+    :custom
+    (arduino-cli-warnings 'all)
+    (arduino-cli-verify t))
+#+end_src
 ** Erlang
 *** Kerl
 Select the active erlang installation managed with [[https://github.com/kerl/kerl][kerl]].
diff --git a/.doom.d/packages.el b/.doom.d/packages.el
index a44e22c..984c8b9 100644
--- a/.doom.d/packages.el
+++ b/.doom.d/packages.el
@@ -6,6 +6,8 @@
 ;; (package! another-package :recipe (:host github :repo "username/repo"))
 ;; (package! builtin-package :disable t)
 
+(package! arduino-mode)
+(package! arduino-cli-mode)
 (package! counsel)
 (package! desktop-environment)
 (package! elcord)