diff --git a/nix/configuration.nix b/nix/configuration.nix
index ce28ccf..c52cb97 100644
--- a/nix/configuration.nix
+++ b/nix/configuration.nix
@@ -94,8 +94,10 @@
     feh
     file
     fzf
+    ghc  # Glasgow haskell compiler
     git
     git-lfs
+    haskell-language-server
     helix
     htop
     joshuto