Update spec/Section 3 -- Type System.md

msolomon · benjie · web-flow · commit 934e72e15f21 · 2023-12-08T09:51:48.000-08:00
Accept Benjie's suggestion

Co-authored-by: Benjie &lt;benjie@jemjie.com&gt;
diff --git a/spec/Section 3 -- Type System.md b/spec/Section 3 -- Type System.md
@@ -1548,8 +1548,9 @@ Fields may accept arguments to configure their behavior. These inputs are often
 scalars or enums, but they sometimes need to represent more complex values.
 
 A GraphQL Input Object defines a set of input fields; the input fields are
-scalars, enums, lists, or other input objects. This allows arguments to accept
-arbitrarily complex structs.
+scalars, enums, other input objects, or any wrapping type whose underlying base
+type is one of those three. This allows arguments to accept arbitrarily complex
+structs.
 
 In this example, an Input Object called `Point2D` describes `x` and `y` inputs:
 
