diff --git a/spec.html b/spec.html
index 1b32f635b4..30d3fdb318 100644
--- a/spec.html
+++ b/spec.html
@@ -32343,7 +32343,6 @@ <h1>SystemTimeZoneIdentifier ( ): a String</h1>
         <emu-alg>
           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_.
         </emu-alg>