diff --git a/lua/setup/my_cmp.lua b/lua/setup/my_cmp.lua
index 84c888f..6abbac6 100644
--- a/lua/setup/my_cmp.lua
+++ b/lua/setup/my_cmp.lua
@@ -61,7 +61,17 @@ cmp.setup({
     { name = 'nvim_lsp', priority = 7 },
     { name = 'nvim_lsp_signature_help', priority = 7 },
     { name = 'treesitter', priority = 6 },
-    { name = 'buffer', priority = 5 },
+    { name = 'buffer', priority = 5,
+      option = {
+        get_bufnrs = function()
+          local bufs = {}
+          for _, win in ipairs(vim.api.nvim_list_wins()) do
+            bufs[vim.api.nvim_win_get_buf(win)] = true
+          end
+          return vim.tbl_keys(bufs)
+        end
+      }
+    },
     -- { name = 'nvim_lua' },
     -- { name = 'look' },
     -- { name = 'path' },