diff --git a/.config/nvim/after/plugin/keymap.lua b/.config/nvim/after/plugin/keymap.lua
index 45b36ff..62740c6 100644
--- a/.config/nvim/after/plugin/keymap.lua
+++ b/.config/nvim/after/plugin/keymap.lua
@@ -10,3 +10,4 @@ vim.keymap.set('x', '<leader>p', "\"_dP", { noremap=true, silent=true })
 local builtin = require('telescope.builtin')
 vim.keymap.set('n', '<C-p>', builtin.find_files, { noremap=true, silent=true })
 vim.keymap.set('n', '<C-b>', builtin.diagnostics, { noremap=true, silent=true })
+vim.keymap.set('n', '<C-s>', builtin.live_grep, { noremap=true, silent=true })
diff --git a/.config/nvim/after/plugin/lspconfig.lua b/.config/nvim/after/plugin/lspconfig.lua
index a066af7..c5f2824 100644
--- a/.config/nvim/after/plugin/lspconfig.lua
+++ b/.config/nvim/after/plugin/lspconfig.lua
@@ -105,8 +105,9 @@ require("null-ls").setup({
         require("null-ls").builtins.formatting.prettier,
         require("null-ls").builtins.diagnostics.eslint_d,
         require("null-ls").builtins.formatting.black.with({ extra_args = {"--fast"}}),
-        require("null-ls").builtins.diagnostics.flake8,
         require("null-ls").builtins.formatting.phpcbf.with({ extra_args = {"--standard=PSR12"}}),
         require("null-ls").builtins.diagnostics.phpcs.with({ extra_args = {"--standard=PSR12"}}),
+        require("null-ls").builtins.formatting.isort,
+        require("null-ls").builtins.diagnostics.flake8.with({ extra_args = {"--max-line-length", "88", "--ignore", "E203"}}),
     },
 })