diff --git a/.config/nvim/lua/telescope-config.lua b/.config/nvim/lua/telescope-config.lua
index 6e34520..f97d9c2 100644
--- a/.config/nvim/lua/telescope-config.lua
+++ b/.config/nvim/lua/telescope-config.lua
@@ -1,12 +1,20 @@
 local M = {}
 
+local is_inside_work_tree = {}
+
 M.project_files = function()
     local opts = {}
-    vim.fn.system('git rev-parse is-inside-work-tree')
-    if vim.v.shell_error == 0 then
+
+    local cwd = vim.fn.getcwd()
+    if is_inside_work_tree[cwd] == nil then
+        vim.fn.system("git rev-parse --is-inside-work-tree")
+        is_inside_work_tree[cwd] = vim.v.shell_error == 0
+    end
+
+    if is_inside_work_tree[cwd] then
         require("telescope.builtin").git_files({show_untracked=true})
     else
-        require("telescope.builtin").find_files(opts)
+        require("telescope.builtin").find_files({hidden=true})
     end
 end