diff --git a/flake.nix b/flake.nix
index a69a7d2..37af22a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -35,8 +35,8 @@
               set runtimepath+=${inputs.plugin-dracula}
               set runtimepath+=${inputs.plugin-lsp}
 	      colorscheme dracula
-	      set expandtab
-	      set shiftwidth=4
+	      autocmd BufEnter * :setlocal tabstop=4 shiftwidth=4 expandtab
+              autocmd BufEnter *.nix :setlocal tabstop=2 shiftwidth=2 expandtab
             '';
 	  };
 	};