diff --git a/lua/http-codes.lua b/lua/http-codes.lua
index 2cb39d4..937cd58 100644
--- a/lua/http-codes.lua
+++ b/lua/http-codes.lua
@@ -70,10 +70,7 @@ M.http_codes = M.pick
 
 ---@deprecated Use `vim.g.http_codes` instead
 function M.setup(user_config)
-  vim.notify_once(
-    'http-codes.nvim: setup() is deprecated. Use vim.g.http_codes instead.',
-    vim.log.levels.WARN
-  )
+  vim.deprecate('require("http-codes").setup()', 'vim.g.http_codes', 'v0.1.0', 'http-codes.nvim')
 
   if user_config then
     vim.g.http_codes = vim.tbl_deep_extend('force', vim.g.http_codes or {}, user_config)