diff --git a/6.-Configurations.md b/6.-Configurations.md
index cee56c7..89a90e9 100644
--- a/6.-Configurations.md
+++ b/6.-Configurations.md
@@ -787,4 +787,34 @@ return {
 		},
 	},
 }
+```
+# Config LSP JDTLS
+```lua
+return {
+	"neovim/nvim-lspconfig",
+	config = function()
+		require("lspconfig").jdtls.setup({
+			cmd = {
+				"jdtls",
+				"-configuration",
+				vim.fn.expand("$HOME") .. "/.cache/jdtls/config",
+				"-data",
+				vim.fn.expand("$HOME") .. "/.cache/jdtls/workspace",
+			},
+			filetypes = { "java" },
+			root_dir = require("lspconfig.util").root_pattern(
+				-- Single-module projects
+				{
+					"build.xml", -- Ant
+					"pom.xml", -- Maven
+					"settings.gradle", -- Gradle
+					"settings.gradle.kts", -- Gradle
+				},
+				-- Multi-module projects
+				{ "build.gradle", "build.gradle.kts" }
+			) or vim.fn.getcwd(),
+			singe_file_support = true,
+		})
+	end,
+}
 ```
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