diff --git a/neovim/README.md b/neovim/README.md
index 598d131..a9bdada 100644
--- a/neovim/README.md
+++ b/neovim/README.md
@@ -47,6 +47,12 @@ machine gets the same set.
   not shift the text sideways.
 - **netrw is disabled** and nvim-tree takes over directory buffers, so `nvim .`
   opens the tree rather than netrw. The tree opens on the **right**.
+- **The tree shows gitignored files**, unlike nvim-tree's default — so `.env` is
+  visible, at the cost of `vendor/`, `node_modules/` and friends also showing.
+  `I` in the tree hides them again for the session.
+- **The tree follows the current buffer**, expanding folders to reveal whatever
+  you open — including files opened from fzf-lua. It does not change the tree
+  root to do so, so opening a file from outside the root won't reveal it.
 - **Diagnostic signs are letters** (`E` `W` `I` `H`) rather than icons, and do
   not update while you are in insert mode.
 
diff --git a/neovim/config/plugins/nvim-tree.lua b/neovim/config/plugins/nvim-tree.lua
index 99318bc..b77fd5a 100644
--- a/neovim/config/plugins/nvim-tree.lua
+++ b/neovim/config/plugins/nvim-tree.lua
@@ -7,6 +7,12 @@ vim.pack.add({ 'https://github.com/nvim-tree/nvim-tree.lua' })
 
 require('nvim-tree').setup({
   view = { side = 'right' },
+  -- nvim-tree hides gitignored files by default; show them, so things like
+  -- .env are visible. `I` in the tree toggles this back off per session.
+  filters = { git_ignored = false },
+  -- Reveal the current buffer in the tree on BufEnter, expanding folders to
+  -- get to it, so opening a file from fzf-lua moves the tree with you.
+  update_focused_file = { enable = true },
 })
 
 vim.keymap.set('n', '<leader>e', '<Cmd>NvimTreeToggle<CR>', { desc = 'Toggle file tree' })