diff --git a/emacs/config.el b/emacs/config.el
index 86af8a9..44240a5 100644
--- a/emacs/config.el
+++ b/emacs/config.el
@@ -198,4 +198,8 @@
   :ensure t
   :mode "\\.qml\\'")
 
+(use-package haskell-mode
+  :ensure t
+  :mode "\\.hs\\'")
+
 (provide 'config)
diff --git a/emacs/mkEmacs.nix b/emacs/mkEmacs.nix
index c4cef85..664c2d1 100644
--- a/emacs/mkEmacs.nix
+++ b/emacs/mkEmacs.nix
@@ -42,6 +42,7 @@ in
             base16-theme
             nix-mode
             rust-mode
+            haskell-mode
             envrc
             ;
           treesit-grammars = epkgs.treesit-grammars.with-all-grammars;