diff --git a/test.lua b/test.lua
index 1a6369c..3cf45db 100644
--- a/test.lua
+++ b/test.lua
@@ -61,8 +61,8 @@ do
 		return retval
 	end
 	local memo = func.memoize(fun)
-	assert(memo(arg) == false)
-	assert(memo(arg) == false)
+	assert(memo"test" == false)
+	assert(memo.test == false)
 end
 
 -- string