diff --git a/.config/nvim/lazy-lock.json b/.config/nvim/lazy-lock.json
index b0d1820..b81a3df 100644
--- a/.config/nvim/lazy-lock.json
+++ b/.config/nvim/lazy-lock.json
@@ -14,6 +14,7 @@
   "nvim-treesitter": { "branch": "master", "commit": "42fc28ba918343ebfd5565147a42a26580579482" },
   "oil.nvim": { "branch": "master", "commit": "7e1cd7703ff2924d7038476dcbc04b950203b902" },
   "onedark.nvim": { "branch": "master", "commit": "de495fabe171d48aed5525f002d14414efcecbb2" },
+  "undotree": { "branch": "master", "commit": "0f1c9816975b5d7f87d5003a19c53c6fd2ff6f7f" },
   "vim-fugitive": { "branch": "master", "commit": "61b51c09b7c9ce04e821f6cf76ea4f6f903e3cf4" },
   "vim-lastplace": { "branch": "master", "commit": "e58cb0df716d3c88605ae49db5c4741db8b48aa9" },
   "vim-sleuth": { "branch": "master", "commit": "be69bff86754b1aa5adcbb527d7fcd1635a84080" }
diff --git a/.config/nvim/lua/keymaps.lua b/.config/nvim/lua/keymaps.lua
index 9e6692c..299212d 100644
--- a/.config/nvim/lua/keymaps.lua
+++ b/.config/nvim/lua/keymaps.lua
@@ -1,8 +1,9 @@
 vim.g.mapleader = " "
 local map = vim.keymap.set
 
--- Motions
-vim.keymap.set({"n", "x", "o"}, "s", "<Plug>(leap)")
+-- Edit
+map({"n", "x", "o"}, "s", "<Plug>(leap)")
+map("n", "<Leader>u", "<Cmd>UndotreeToggle<CR>")
 
 -- Yank
 map("x", "<Leader>y", '"+y')
diff --git a/.config/nvim/lua/plugins.lua b/.config/nvim/lua/plugins.lua
index 86aa43a..23f1dc5 100644
--- a/.config/nvim/lua/plugins.lua
+++ b/.config/nvim/lua/plugins.lua
@@ -211,6 +211,7 @@ return require("lazy").setup({
     -- {{{ Miscellaneous
     { "https://github.com/farmergreg/vim-lastplace", event = "BufReadPost" },
     { "https://github.com/nvim-mini/mini.bufremove", lazy = true },
+    { "https://github.com/mbbill/undotree", event = "VeryLazy" },
 
     {
         "https://github.com/tpope/vim-sleuth",