diff --git a/source b/source
index c99f8d6004d..fca12713fab 100644
--- a/source
+++ b/source
@@ -7320,8 +7320,8 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
 
   <h4>CORS settings attributes</h4>
 
-  <p>A <dfn>CORS settings attribute</dfn> The attribute is an <span>enumerated attribute</span> with
-  the following keywords and states:</p>
+  <p>A <dfn>CORS settings attribute</dfn> is an <span>enumerated attribute</span> with the following
+  keywords and states:</p>
 
   <table>
    <thead>