diff --git a/elisp/eshell-starship.el b/elisp/eshell-starship.el
index e3dc5cd..eedc055 100644
--- a/elisp/eshell-starship.el
+++ b/elisp/eshell-starship.el
@@ -637,6 +637,20 @@ For example, a revert.  If there is no current operation, return nil."
             emacs-version)
   :doc "The current emacs-version.")
 
+(eshell-starship-defmodule haskell
+  :extensions '("hs" "cabal" "hs-boot")
+  :files '("stack.yaml")
+  :prefix "via "
+  :icon " "
+  :color "purple"
+  :allow-remote nil
+  :reload-on 'cwd
+  :action (eshell-starship-find-version-function
+            ("stack" "ghc" "--" "--version")
+            "version \\([0-9.]+\\)$"
+            "v" (match-string 1))
+  :doc "The current GHC version (as reported by Stack).")
+
 (eshell-starship-defmodule java
   :extensions '("java" "class" "gradle" "jar" "clj" "cljc")
   :files '("pom.xml" "build.gradle.kts" "build.sbt" ".java-version" "deps.edn"