diff --git a/modules2/nixvim/ftplugin/just.nix b/modules2/nixvim/ftplugin/just.nix
new file mode 100644
index 00000000..c9c4517c
--- /dev/null
+++ b/modules2/nixvim/ftplugin/just.nix
@@ -0,0 +1,11 @@
+{
+  flake.modules.nixvim.custom = {
+    extraFiles."after/ftplugin/just.lua".text =
+      # lua
+      ''
+        local opt = vim.opt_local
+
+        opt.shiftwidth = 4
+      '';
+  };
+}