diff --git a/spec.html b/spec.html
index a023159ed69..3605cbfd0e1 100644
--- a/spec.html
+++ b/spec.html
@@ -32343,7 +32343,6 @@
SystemTimeZoneIdentifier ( ): a String
1. If the implementation only supports the UTC time zone, return *"UTC"*.
1. Let _systemTimeZoneString_ be the String representing the host environment's current time zone, either a primary time zone identifier or an offset time zone identifier.
- 1. If IsTimeZoneOffsetString(_systemTimeZoneString_) is *true*, return _systemTimeZoneString_.
1. Return _systemTimeZoneString_.