diff --git a/lazy-lock.json b/lazy-lock.json
index 1ead5fa..c64f810 100644
--- a/lazy-lock.json
+++ b/lazy-lock.json
@@ -21,6 +21,7 @@
   "markdown-preview.nvim": { "branch": "master", "commit": "9becceee5740b7db6914da87358a183ad11b2049" },
   "mason-lspconfig.nvim": { "branch": "main", "commit": "610f5919fe633ac872239a0ab786572059f0d91d" },
   "mason-null-ls.nvim": { "branch": "main", "commit": "93946aef86b1409958c97ee5feaf30bdd1053e24" },
+  "mason-nvim-dap.nvim": { "branch": "main", "commit": "a775db8ac7c468fb05fcf67069961dba0d7feb56" },
   "mason.nvim": { "branch": "main", "commit": "c2002d7a6b5a72ba02388548cfaf420b864fbc12" },
   "mini.ai": { "branch": "main", "commit": "14a1382372195573c6c7f494ab8bb298b03e6f04" },
   "mini.comment": { "branch": "main", "commit": "e5294cc3e75bafb2369f235d31a98b01a9cc67ad" },
@@ -32,10 +33,12 @@
   "nvim-autopairs": { "branch": "master", "commit": "4fc96c8f3df89b6d23e5092d31c866c53a346347" },
   "nvim-cmp": { "branch": "main", "commit": "983453e32cb35533a119725883c04436d16c0120" },
   "nvim-colorizer.lua": { "branch": "master", "commit": "760e27df4dd966607e8fb7fd8b6b93e3c7d2e193" },
+  "nvim-dap": { "branch": "master", "commit": "700a3c7d6fbe5b07bee74e9952b456120d355c47" },
+  "nvim-dap-ui": { "branch": "master", "commit": "1e21b3b50e67700e32285b5a74e645311fd8bbea" },
   "nvim-lsp-installer": { "branch": "main", "commit": "17e0bfa5f2c8854d1636fcd036dc8284db136baa" },
   "nvim-lspconfig": { "branch": "master", "commit": "f11fdff7e8b5b415e5ef1837bdcdd37ea6764dda" },
   "nvim-navic": { "branch": "master", "commit": "7a2b823152fe4de65ee7925b0e32d26ed73bc57c" },
-  "nvim-notify": { "branch": "master", "commit": "b005821516f1f37801a73067afd1cef2dbc4dfe8" },
+  "nvim-notify": { "branch": "master", "commit": "bdd647f61a05c9b8a57c83b78341a0690e9c29d7" },
   "nvim-scrollview": { "branch": "main", "commit": "ba6c48bf7919dd48a371e7b9c683b8858053e885" },
   "nvim-tree.lua": { "branch": "master", "commit": "7282f7de8aedf861fe0162a559fc2b214383c51c" },
   "nvim-treesitter": { "branch": "master", "commit": "8e763332b7bf7b3a426fd8707b7f5aa85823a5ac" },
diff --git a/lua/plugins/init.lua b/lua/plugins/init.lua
index b9cb7ae..d70fa3f 100644
--- a/lua/plugins/init.lua
+++ b/lua/plugins/init.lua
@@ -362,4 +362,22 @@ return {
 		ft = { "markdown" },
 		cmd = { "MarkdownPreview", "MarkdownPreviewStop", "MarkdownPreviewToggle" },
 	},
+	-- debuging
+	{
+		"mfussenegger/nvim-dap",
+	},
+	{
+		"rcarriga/nvim-dap-ui",
+		dependencies = "mfussenegger/nvim-dap",
+		init = function()
+			require("user.dapui")
+		end,
+	},
+	{
+		"jayp0521/mason-nvim-dap.nvim",
+		dependencies = { "williamboman/mason.nvim", "mfussenegger/nvim-dap" },
+		init = function()
+			require("user.mason_dap")
+		end,
+	},
 }
diff --git a/lua/user/dapui.lua b/lua/user/dapui.lua
new file mode 100644
index 0000000..2382f5c
--- /dev/null
+++ b/lua/user/dapui.lua
@@ -0,0 +1,13 @@
+local dap, dapui = require("dap"), require("dapui")
+dap.listeners.after.event_initialized["dapui_config"] = function()
+	dapui.open()
+end
+dap.listeners.before.event_terminated["dapui_config"] = function()
+	dapui.close()
+end
+dap.listeners.before.event_exited["dapui_config"] = function()
+	dapui.close()
+end
+dapui.setup()
+vim.fn.sign_define("DapBreakpoint", { text = "🟥", texthl = "", linehl = "", numhl = "" })
+vim.fn.sign_define("DapStopped", { text = "▶️", texthl = "", linehl = "", numhl = "" })
diff --git a/lua/user/mason_dap.lua b/lua/user/mason_dap.lua
new file mode 100644
index 0000000..7b026f2
--- /dev/null
+++ b/lua/user/mason_dap.lua
@@ -0,0 +1,3 @@
+local mason_nvim_dap = require("mason-nvim-dap")
+mason_nvim_dap.setup({ automatic_setup = true })
+mason_nvim_dap.setup_handlers({})