diff --git a/src/lua/runtime/maivi.lua b/src/lua/runtime/maivi.lua
index 73abc5d..f179d54 100644
--- a/src/lua/runtime/maivi.lua
+++ b/src/lua/runtime/maivi.lua
@@ -88,7 +88,7 @@ function maivi.elem(etype, config)
   end
 end
 
----@param args PropsOrChildren
+---@param args PropsOrChildren?
 ---@return ParsedArgs
 function maivi.parse(args)
   ---@type Props
@@ -98,15 +98,15 @@ function maivi.parse(args)
   ---@type string[]
   local boolean_props = {}
 
-  if type(args) == "table" then
+  if type(args) == "table" and getmetatable(args) == nil then
     for k, v in pairs(args) do
       if type(k) == "number" then
         table.insert(children, v)
-      elseif k == "_" then
+      elseif k == "_" and type(v) == "table" then
         for _, prop in ipairs(v) do
           table.insert(boolean_props, prop)
         end
-      elseif k == "data" then
+      elseif k == "data" and type(v) == "table" then
         for kdata, prop in pairs(v) do
           props["data-" .. kdata] = maivi.display.attr(prop)
         end
@@ -114,7 +114,7 @@ function maivi.parse(args)
         props[k] = maivi.display.attr(v)
       end
     end
-  elseif args then
+  elseif args ~= nil then
     table.insert(children, args)
   end