diff --git a/spec.emu b/spec.emu
index 05f42b2..a717619 100644
--- a/spec.emu
+++ b/spec.emu
@@ -27,6 +27,7 @@ copyright: false
         1. Repeat, while _innerAlive_ is *true*,
           1. Let _iteratorResult_ be ? IteratorStep(_iteratorRecord_).
           1. If _iteratorResult_ is ~done~, then
+            1. Perform ? IteratorValue(_iteratorResult_).
             1. Set _innerAlive_ to *false*.
           1. Else,
             1. Let _completion_ be Completion(GeneratorYield(_iteratorResult_)).