diff --git a/lua/custom/default.lua b/lua/custom/default.lua
index 46bd281..3f542a7 100644
--- a/lua/custom/default.lua
+++ b/lua/custom/default.lua
@@ -110,12 +110,6 @@ vim.g.pcode_unregister_lsp = {
 vim.g.pcode_null_ls_ensure_installed = {
 	"stylua",
 }
-local formatting = {}
-local diagnostics = {}
-vim.g.pcode_null_ls_sources = {
-	formatting.stylua, -- tambahkan di bawah sini
-	diagnostics.flake8, -- tambahkan di bawah sini
-}
 
 -- dap instal hanya support linux dan mac
 -- https://github.com/jay-babu/mason-nvim-dap.nvim/blob/main/lua/mason-nvim-dap/mappings/source.lua
diff --git a/lua/custom/null-ls.lua b/lua/custom/null-ls.lua
new file mode 100644
index 0000000..206fcd5
--- /dev/null
+++ b/lua/custom/null-ls.lua
@@ -0,0 +1,10 @@
+local null_ls = require("null-ls")
+local formatting = null_ls.builtins.formatting
+local diagnostics = null_ls.builtins.diagnostics
+local m = {
+	sources = {
+		formatting.stylua, -- tambahkan di bawah sini
+		diagnostics.flake8, -- tambahkan di bawah sini
+	},
+}
+return m
diff --git a/lua/user/lsp/null-ls.lua b/lua/user/lsp/null-ls.lua
index cc27bf4..5317aa0 100644
--- a/lua/user/lsp/null-ls.lua
+++ b/lua/user/lsp/null-ls.lua
@@ -13,11 +13,15 @@ local augroup = vim.api.nvim_create_augroup("LspFormatting", {})
 local sources = {}
 local ensure_installed = {}
 
+local data_ok, data_sources = pcall(require, "custom.null-ls")
+if data_ok then
+	for _, cfg in pairs(data_sources.sources) do
+		table.insert(sources, cfg)
+	end
+end
+
 local data_exists, data = pcall(require, "core.config")
 if data_exists then
-	for _, cfg in pairs(data.null_ls_sources) do
-		sources = vim.tbl_deep_extend("force", cfg, sources)
-	end
 	-- load data null-ls
 	for _, nullls in pairs(data.null_ls_ensure_installed) do
 		table.insert(ensure_installed, nullls)