diff --git a/lua/absolute/after/treesj.lua b/lua/absolute/after/treesj.lua
new file mode 100644
index 0000000..75e68f6
--- /dev/null
+++ b/lua/absolute/after/treesj.lua
@@ -0,0 +1,11 @@
+local tsj = require("treesj")
+
+tsj.setup({
+    use_default_keymaps = false,
+})
+
+local opts = {}
+
+opts.desc = "Toggle Treesitter Join"
+
+vim.keymap.set("n", "<leader>m", "<cmd>TSJToggle<CR>", opts)