diff --git a/modules/lang/haskell/README.org b/modules/lang/haskell/README.org
index 65a6f39bb..363d6b3ce 100644
--- a/modules/lang/haskell/README.org
+++ b/modules/lang/haskell/README.org
@@ -76,7 +76,7 @@ After installing your preferred formatter, make sure to set
 Make sure to configure the lsp to use your perfered formatter, e.g.:
 #+begin_src emacs-lisp
 ;; ~/.doom.d/config.el
-(after!
+(after! lsp-haskell
   (setq lsp-haskell-formatting-provider "brittany"))
 #+end_src