diff --git a/meta/template/os.lua b/meta/template/os.lua
index 4dbffc6b2..996a5c479 100644
--- a/meta/template/os.lua
+++ b/meta/template/os.lua
@@ -9,7 +9,7 @@ os = {}
 ---@nodiscard
 function os.clock() end
 
----@class osdate
+---@class osdate:osdateparam
 ---#DES 'osdate.year'
 ---@field year  integer|string
 ---#DES 'osdate.month'