diff --git a/runtime/lua/vim/lsp/_meta.lua b/runtime/lua/vim/lsp/_meta.lua
index 559939c236..be3222828d 100644
--- a/runtime/lua/vim/lsp/_meta.lua
+++ b/runtime/lua/vim/lsp/_meta.lua
@@ -14,10 +14,3 @@ error('Cannot require a meta file')
 ---@field code integer
 ---@field message string
 ---@field data string|number|boolean|table[]|table|nil
-
---- @class lsp.DocumentFilter
---- @field language? string
---- @field scheme? string
---- @field pattern? string
-
---- @alias lsp.RegisterOptions any | lsp.StaticRegistrationOptions | lsp.TextDocumentRegistrationOptions
diff --git a/runtime/lua/vim/lsp/_meta/protocol.lua b/runtime/lua/vim/lsp/_meta/protocol.lua
index 4c053cb57e..b897b6bba5 100644
--- a/runtime/lua/vim/lsp/_meta/protocol.lua
+++ b/runtime/lua/vim/lsp/_meta/protocol.lua
@@ -1,7 +1,11 @@
 --[[
-This file is autogenerated from scripts/gen_lsp.lua
+THIS FILE IS GENERATED by scripts/gen_lsp.lua
+DO NOT EDIT MANUALLY
+
+Based on LSP protocol 3.18
+
 Regenerate:
-nvim -l scripts/gen_lsp.lua gen --version 3.18 --out runtime/lua/vim/lsp/_meta/protocol.lua
+nvim -l scripts/gen_lsp.lua gen --version 3.18
 --]]
 
 ---@meta
@@ -9,12 +13,9 @@ error('Cannot require a meta file')
 
 ---@alias lsp.null nil
 ---@alias uinteger integer
----@alias lsp.decimal number
+---@alias decimal number
 ---@alias lsp.DocumentUri string
 ---@alias lsp.URI string
----@alias lsp.LSPObject table<string, lsp.LSPAny>
----@alias lsp.LSPArray lsp.LSPAny[]
----@alias lsp.LSPAny lsp.LSPObject|lsp.LSPArray|string|number|boolean|nil
 
 ---@class lsp.ImplementationParams: lsp.TextDocumentPositionParams, lsp.WorkDoneProgressParams, lsp.PartialResultParams
 
diff --git a/scripts/gen_lsp.lua b/scripts/gen_lsp.lua
index 0e7eb38cca..b332a17fdc 100644
--- a/scripts/gen_lsp.lua
+++ b/scripts/gen_lsp.lua
@@ -159,11 +159,13 @@ function M.gen(opt)
 
   local output = {
     '--' .. '[[',
-    'This file is autogenerated from scripts/gen_lsp.lua',
+    'THIS FILE IS GENERATED by scripts/gen_lsp.lua',
+    'DO NOT EDIT MANUALLY',
+    '',
+    'Based on LSP protocol ' .. opt.version,
+    '',
     'Regenerate:',
-    ([=[nvim -l scripts/gen_lsp.lua gen --version %s --out runtime/lua/vim/lsp/_meta/protocol.lua]=]):format(
-      DEFAULT_LSP_VERSION
-    ),
+    ([=[nvim -l scripts/gen_lsp.lua gen --version %s]=]):format(DEFAULT_LSP_VERSION),
     '--' .. ']]',
     '',
     '---@meta',
@@ -171,12 +173,9 @@ function M.gen(opt)
     '',
     '---@alias lsp.null nil',
     '---@alias uinteger integer',
-    '---@alias lsp.decimal number',
+    '---@alias decimal number',
     '---@alias lsp.DocumentUri string',
     '---@alias lsp.URI string',
-    '---@alias lsp.LSPObject table<string, lsp.LSPAny>',
-    '---@alias lsp.LSPArray lsp.LSPAny[]',
-    '---@alias lsp.LSPAny lsp.LSPObject|lsp.LSPArray|string|number|boolean|nil',
     '',
   }