diff --git a/lua/install-plugins.lua b/lua/install-plugins.lua
index 042e6f6..96d9714 100644
--- a/lua/install-plugins.lua
+++ b/lua/install-plugins.lua
@@ -336,9 +336,10 @@ return require('packer').startup(function(use)
   use {
     'zbirenbaum/copilot-cmp',
     config = function ()
-      require('copilot_cmp').setup()
+      require('plugins.copilot-cmp')
     end
   }
+  -- use 'github/copilot.vim'
   use 'ziglang/zig.vim'
   use {
     'akinsho/bufferline.nvim',
diff --git a/lua/plugins/copilot-cmp.lua b/lua/plugins/copilot-cmp.lua
new file mode 100644
index 0000000..bb5620f
--- /dev/null
+++ b/lua/plugins/copilot-cmp.lua
@@ -0,0 +1,3 @@
+local cmp = require('copilot_cmp')
+
+cmp.setup()
diff --git a/lua/plugins/mason-lspconfig-nvim.lua b/lua/plugins/mason-lspconfig-nvim.lua
index aa0944e..b534e7d 100644
--- a/lua/plugins/mason-lspconfig-nvim.lua
+++ b/lua/plugins/mason-lspconfig-nvim.lua
@@ -1,4 +1,3 @@
 require('mason-lspconfig').setup({
-  ensure_installed = { 'lua_ls', 'rust_analyzer', 'bashls', 'cssls', 'html', 'jsonls', 'sqls', 'taplo'},
   automatic_installation = true,
 })
diff --git a/lua/plugins/nvim-cmp.lua b/lua/plugins/nvim-cmp.lua
index d80680f..b0214b0 100644
--- a/lua/plugins/nvim-cmp.lua
+++ b/lua/plugins/nvim-cmp.lua
@@ -44,17 +44,17 @@ cmp.setup({
     end, { "i", "s" }),
   }),
   sources = cmp.config.sources({
+    { name = "copilot", priority = 100, group_index = 1 },
     {
       name = 'nvim_lsp_signature_help',
-      priority = 100,
-      group_index = 1,
+      priority = 90,
+      group_index = 2,
     },
     {
       name = 'nvim_lsp',
-      priority = 100,
-      group_index = 1,
+      priority = 90,
+      group_index = 2,
     },
-    { name = "copilot", group_index = 2 },
     {
       name = 'buffer',
       priority = 80,
@@ -93,7 +93,7 @@ cmp.setup({
       mode = 'symbol_text',
       maxwidth = 50,
       ellipsis_char = '…',
-      symbol_map = { Copilot = '🤖' },
+      -- symbol_map = { Copilot = '🤖' },
     })
   }
 })
diff --git a/lua/user/keymaps.lua b/lua/user/keymaps.lua
index 1668b56..96cd61b 100644
--- a/lua/user/keymaps.lua
+++ b/lua/user/keymaps.lua
@@ -37,3 +37,5 @@ vim.keymap.set('n', '<leader>s', [[<CMD>SqlsExecuteQuery<CR>]], { noremap = fals
 vim.keymap.set('n', '<leader>S', [[<CMD>SqlsExecuteQueryVertical<CR>]], { noremap = false, silent = true, desc = "[S]qls execute query under cursor in vertical split" })
 vim.keymap.set('x', '<leader>s', [[<Plug>(sqls-execute-query)<CR>]], { noremap = false, silent = true, desc = "[S]qls execute selected query" })
 vim.keymap.set('x', '<leader>S', [[<Plug>(sqls-execute-query-vertical)<CR>]], { noremap = false, silent = true, desc = "[S]qls execute selected query in vertical split" })
+
+vim.keymap.set("n", "<leader>bo", "<cmd>%bd|e#<cr>", { desc = "Close all buffers but the current one" }) -- https://stackoverflow.com/a/42071865/516188