diff --git a/nvim/.config/nvim/after/ftplugin/haskell.lua b/nvim/.config/nvim/after/ftplugin/haskell.lua
index d0573c7..9362461 100644
--- a/nvim/.config/nvim/after/ftplugin/haskell.lua
+++ b/nvim/.config/nvim/after/ftplugin/haskell.lua
@@ -2,3 +2,5 @@ local lsp_utils  = require('lsp-utils')
 local hls_config = lsp_utils.hls_config()
 
 vim.lsp.start(hls_config)
+
+vim.bo.makeprg = 'cabal build --write-ghc-environment-files=always all'