diff --git a/.config/nvim/lua/kamu/plugins/tree.lua b/.config/nvim/lua/kamu/plugins/tree.lua
index f54751d..d181bff 100644
--- a/.config/nvim/lua/kamu/plugins/tree.lua
+++ b/.config/nvim/lua/kamu/plugins/tree.lua
@@ -1,26 +1,30 @@
-return {
-  'nvim-tree/nvim-tree.lua',
-  config = function()
-    local function my_on_attach(bufnr)
-      local api = require "nvim-tree.api"
-    
-      local function opts(desc)
-        return { desc = "nvim-tree: " .. desc, buffer = bufnr, noremap = true, silent = true, nowait = true }
-      end
-    
-      -- default mappings
-      api.config.mappings.default_on_attach(bufnr)
-    
-      -- custom mappings
-      vim.keymap.set('n', '<C-t>', api.tree.change_root_to_parent,        opts('Up'))
-      vim.keymap.set('n', '?',     api.tree.toggle_help,                  opts('Help'))
-    end
-    
-    -- pass to setup along with your other options
-    require("nvim-tree").setup {
-      ---
-      on_attach = my_on_attach,
-      ---
-    }
-  end
-}
+return {
+  'nvim-tree/nvim-tree.lua',
+  config = function()
+    local function my_on_attach(bufnr)
+      local api = require "nvim-tree.api"
+    
+      local function opts(desc)
+        return { desc = "nvim-tree: " .. desc, buffer = bufnr, noremap = true, silent = true, nowait = true }
+      end
+    
+      -- default mappings
+      api.config.mappings.default_on_attach(bufnr)
+    
+      -- custom mappings
+      vim.keymap.set("n", "<leader>ee", ":NvimTreeToggle<CR>") -- toggle file explorer
+      vim.keymap.set("n", "<leader>er", ":NvimTreeFocus<CR>") -- toggle focus to file explorer
+      vim.keymap.set("n", "<leader>ef", ":NvimTreeFindFile<CR>") -- find file in file explorer
+
+      vim.keymap.set('n', '<C-t>', api.tree.change_root_to_parent,        opts('Up'))
+      vim.keymap.set('n', '?',     api.tree.toggle_help,                  opts('Help'))
+    end
+    
+    -- pass to setup along with your other options
+    require("nvim-tree").setup {
+      ---
+      on_attach = my_on_attach,
+      ---
+    }
+  end
+}