diff --git a/docs/index.bs b/docs/index.bs
index 6d7969dd..29ce9899 100644
--- a/docs/index.bs
+++ b/docs/index.bs
@@ -1089,7 +1089,7 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
1. Run these substeps in parallel:
1. Let |browsingContext| be the context object's associated [=Client/service worker client=]'s [=environment settings object/global object=]'s [=/browsing context=].
1. If |browsingContext| has discarded its {{Document}}, reject |promise| with a TypeError
and abort these steps.
- 1. Let |navigateFailed| to false.
+ 1. Let |navigateFailed| be false.
1. Let |visibilityState| be null.
1. Let |focusState| be false.
1. Let |ancestorOriginsList| be the empty list.