diff --git a/modules/lang/haskell/config.el b/modules/lang/haskell/config.el
index 56ccf58fd..5147081e4 100644
--- a/modules/lang/haskell/config.el
+++ b/modules/lang/haskell/config.el
@@ -11,6 +11,7 @@
   :hook (haskell-mode . hindent-mode))
 
 (after! haskell-mode
+  (add-hook 'haskell-mode-hook #'haskell-interactive-mode)
   (set-repl-handler! '(haskell-mode haskell-cabal-mode literate-haskell-mode) #'+haskell-repl-buffer)
   (add-to-list 'completion-ignored-extensions ".hi"))