diff --git a/why-not-json.md b/why-not-json.md
index d8706bf..f3e36af 100644
--- a/why-not-json.md
+++ b/why-not-json.md
@@ -97,7 +97,7 @@ Some examples:
  - which, if any, of `{"a":1, "a":2}`, `{"a":1}` and `{"a":2}` are the
    same? Are all three legal?
  - are `{"päron":1}` and `{"päron":1}` the same or different?
- - is `"\uD834"` a legal string? Is `"\uDD1E"`?[^unpaired-surrogates]
+ - is `"\uD834"` a legal string? Is `"\uDD1E"`? If so, is either one the same as `""`?[^unpaired-surrogates]
 
 [^unpaired-surrogates]:
     [Section 8.2 of RFC 8259](https://tools.ietf.org/html/rfc8259#section-8.2)