diff --git a/lua/user/whichkey.lua b/lua/user/whichkey.lua
new file mode 100644
index 0000000..0708c0c
--- /dev/null
+++ b/lua/user/whichkey.lua
@@ -0,0 +1,10 @@
+local ok, whichkey = pcall(require, "which-key")
+if not ok then
+  return
+end
+
+whichkey.setup({
+  window = {
+    border = "single", -- none, single, double, shadow
+  }
+})