diff --git a/symlinks/config/nvim/lua/esensar/lsp/diagnostic.lua b/symlinks/config/nvim/lua/esensar/lsp/diagnostic.lua
index 567a612..e1fcca3 100644
--- a/symlinks/config/nvim/lua/esensar/lsp/diagnostic.lua
+++ b/symlinks/config/nvim/lua/esensar/lsp/diagnostic.lua
@@ -21,6 +21,7 @@ null_ls.setup({
 		null_ls.builtins.formatting.clang_format.with({
 			filetypes = { "cpp", "c" },
 		}),
+		null_ls.builtins.diagnostics.clang_check,
 
 		-- Cmake
 		null_ls.builtins.formatting.cmake_format,