diff --git a/homeManagerModules/apps/vsCodium/default.nix b/homeManagerModules/apps/vsCodium/default.nix
index 96150f11..6929170e 100644
--- a/homeManagerModules/apps/vsCodium/default.nix
+++ b/homeManagerModules/apps/vsCodium/default.nix
@@ -46,6 +46,7 @@
         vscode-extensions.github.vscode-github-actions
         vscode-extensions.github.vscode-pull-request-github
         vscode-extensions.jnoortheen.nix-ide
+        vscode-extensions.justusadam.language-haskell
         vscode-extensions.ms-python.python
         vscode-extensions.ms-vscode.cpptools-extension-pack
         vscode-extensions.rubymaniac.vscode-paste-and-indent