diff --git a/modules/programs/editors/neovim.nix b/modules/programs/editors/neovim.nix
index 74782f3..bfeb81a 100644
--- a/modules/programs/editors/neovim.nix
+++ b/modules/programs/editors/neovim.nix
@@ -27,6 +27,15 @@
             vim.opt.formatoptions:remove('c')
             vim.opt.formatoptions:remove('r')
             vim.opt.formatoptions:remove('o')
+
+            vim.api.nvim_create_autocmd("FileType", {
+              pattern = "nix",
+              callback = function(opts)
+                local bo = vim.bo[opts.buf]
+                bo.tabstop = 2
+                bo.shiftwidth = 2
+              end
+             })
           '';
 
           maps = {