diff --git a/after/plugin/barbar.lua b/after/plugin/barbar.lua
deleted file mode 100644
index 0d54d22..0000000
--- a/after/plugin/barbar.lua
+++ /dev/null
@@ -1,9 +0,0 @@
-local map = vim.api.nvim_set_keymap
-local opts = { noremap = true, silent = true }
-
--- Move to previous/next
-map('n', '<C-,>', ':BufferPrevious<CR>', opts)
-map('n', '<C-.>', ':BufferNext<CR>', opts)
-
--- close current buffer
-map('n', '<C-x>', ':BufferClose<CR>', opts)
diff --git a/after/plugin/null-ls.lua b/after/plugin/null-ls.lua
index 45eb7b8..de6c675 100644
--- a/after/plugin/null-ls.lua
+++ b/after/plugin/null-ls.lua
@@ -1,6 +1,12 @@
 local null_ls = require("null-ls")
 
 null_ls.setup({
-    sources = {
-    },
+  sources = {
+    -- sql lint
+    null_ls.builtins.diagnostics.sqlfluff.with({
+      extra_args = { "--dialect", "postgres" },   -- change to your dialect
+    }),
+    -- postgres format
+    null_ls.builtins.formatting.pg_format
+  },
 })
diff --git a/after/plugin/telescope.lua b/after/plugin/telescope.lua
index 75e1156..be1f18a 100755
--- a/after/plugin/telescope.lua
+++ b/after/plugin/telescope.lua
@@ -1,14 +1,10 @@
 local builtin = require('telescope.builtin')
 
 require('telescope').setup {
-    defaults = {
-        preview = false,
-    },
+  defaults = {
+  },
 }
 
--- disable preview in telescope
-vim.g.telescope_previewer_enable = false
-
 vim.keymap.set('n', '<leader>ff', builtin.git_files, {})
 vim.keymap.set('n', '<leader>ww', builtin.live_grep, {})
 vim.keymap.set('n', '<leader>sr', builtin.lsp_references, {})
diff --git a/lua/talksik/packer.lua b/lua/talksik/packer.lua
index 8e2e1da..d78200a 100644
--- a/lua/talksik/packer.lua
+++ b/lua/talksik/packer.lua
@@ -72,6 +72,4 @@ return require('packer').startup(function(use)
         end
     }
 
-    use 'romgrk/barbar.nvim'
-
 end)
diff --git a/plugin/packer_compiled.lua b/plugin/packer_compiled.lua
index 3afea47..b30766d 100644
--- a/plugin/packer_compiled.lua
+++ b/plugin/packer_compiled.lua
@@ -140,11 +140,6 @@ _G.packer_plugins = {
     path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/git-blame.nvim",
     url = "https://github.com/f-person/git-blame.nvim"
   },
-  harpoon = {
-    loaded = true,
-    path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/harpoon",
-    url = "https://github.com/theprimeagen/harpoon"
-  },
   ["lsp-zero.nvim"] = {
     loaded = true,
     path = "/Users/talksik/.local/share/nvim/site/pack/packer/start/lsp-zero.nvim",
@@ -229,14 +224,14 @@ _G.packer_plugins = {
 }
 
 time([[Defining packer_plugins]], false)
--- Config for: rose-pine
-time([[Config for rose-pine]], true)
-try_loadstring("\27LJ\2\n9\0\0\3\0\3\0\0056\0\0\0009\0\1\0'\2\2\0B\0\2\1K\0\1\0\26colorscheme rose-pine\bcmd\bvim\0", "config", "rose-pine")
-time([[Config for rose-pine]], false)
 -- Config for: Comment.nvim
 time([[Config for Comment.nvim]], true)
 try_loadstring("\27LJ\2\n5\0\0\3\0\3\0\0066\0\0\0'\2\1\0B\0\2\0029\0\2\0B\0\1\1K\0\1\0\nsetup\fComment\frequire\0", "config", "Comment.nvim")
 time([[Config for Comment.nvim]], false)
+-- Config for: rose-pine
+time([[Config for rose-pine]], true)
+try_loadstring("\27LJ\2\n9\0\0\3\0\3\0\0056\0\0\0009\0\1\0'\2\2\0B\0\2\1K\0\1\0\26colorscheme rose-pine\bcmd\bvim\0", "config", "rose-pine")
+time([[Config for rose-pine]], false)
 
 _G._packer.inside_compile = false
 if _G._packer.needs_bufread == true then