diff --git a/spec.bs b/spec.bs
index 62c46d2..bdb0817 100644
--- a/spec.bs
+++ b/spec.bs
@@ -490,7 +490,8 @@ An internal observer is a [=struct=] with the following [=struct/item
is an {{Observable}}, then return |value|.
1. Issue: Spec the From async iterable conversion steps which take place before
- the iterable conversion steps.
+ the iterable conversion steps. See issue #191.
1. From iterable: Let |iteratorMethod| be [=?=]
[$GetMethod$](|value|, {{%Symbol.iterator%}}).
@@ -546,6 +547,10 @@ An internal observer is a [=struct=] with the following [=struct/item
{{Subscriber/error()}} method, given |r|.
1. [=exception/Throw=] a {{TypeError}}.
+
+