diff --git a/selectors-4/Overview.bs b/selectors-4/Overview.bs
index dc61df2513be..7ec3742de3f0 100644
--- a/selectors-4/Overview.bs
+++ b/selectors-4/Overview.bs
@@ -3256,7 +3256,7 @@ Child-indexed Pseudo-classes</h3>
 '':first-child'' pseudo-class</h4>
 
 	The <dfn id='first-child-pseudo'>:first-child</dfn> pseudo-class
-	represents an element that if first among its <a>inclusive siblings</a>.
+	represents an element that is first among its <a>inclusive siblings</a>.
 	Same as '':nth-child(1)''.
 
 	<div class="example">