diff --git a/source b/source
index e3a5c70738b..d0340d0afca 100644
--- a/source
+++ b/source
@@ -47742,7 +47742,7 @@ ldh-str       = &lt; as defined in <a href="https://tools.ietf.org/html/rfc1034#
   <p>The element's <span>input activation behavior</span> is to run the following steps:</p>
 
   <ol>
-   <li><p>If the algorithm is invoked then <span>transient activation flag</span> is false, then
+   <li><p>If the algorithm is invoked when <span>transient activation flag</span> is false, then
    return without doing anything else.</p></li>
 
    <li>