diff --git a/modules/home/doom/doom.nix b/modules/home/doom/doom.nix
index 68a7a34..adbead3 100644
--- a/modules/home/doom/doom.nix
+++ b/modules/home/doom/doom.nix
@@ -25,6 +25,7 @@
     git
     gnumake
     gnutls
+    graphviz
     imagemagick
     ispell
     libtool
diff --git a/modules/home/doom/static/config.el b/modules/home/doom/static/config.el
index 764cbd5..45bfd77 100644
--- a/modules/home/doom/static/config.el
+++ b/modules/home/doom/static/config.el
@@ -117,6 +117,11 @@
 
 (require 'dap-cpptools)
 
+(use-package! graphviz-dot-mode
+  :ensure t
+  :config
+  (setq graphviz-dot-indent-width 4))
+
 (after! latex
   (add-hook! 'LaTeX-mode-hook 'lsp)
   (map! :map LaTeX-mode-map
diff --git a/modules/home/doom/static/packages.el b/modules/home/doom/static/packages.el
index 00c31b2..341af02 100644
--- a/modules/home/doom/static/packages.el
+++ b/modules/home/doom/static/packages.el
@@ -62,3 +62,4 @@
 (package! eww)
 (package! pandoc-mode)
 (package! tramp)
+(package! graphviz-dot-mode)