diff --git a/understanding/21/non-text-contrast.html b/understanding/21/non-text-contrast.html
index c4276c6757..f1cdfed105 100644
--- a/understanding/21/non-text-contrast.html
+++ b/understanding/21/non-text-contrast.html
@@ -207,7 +207,7 @@ <h3>User Interface Component Examples</h3>
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 						<tr>
 							<th>Default focus style</th>
-							<td>Links are required to have a visible focus indicator by <a href="focus-visible.html">2.4.7 Focus Visible</a>. Where the focus style of the user-agent is not adjusted on interactive controls (such as links, form fields or buttons) by the website (author), the default focus style is exempt from contrast requirements (but must still be visible).</td>
+							<td>Links are required to have a visible focus indicator by <a href="focus-visible.html">2.4.7 Focus Visible</a>. Where the user agent's default appearance of interactive controls (such as links, form fields or buttons) is not adjusted, the default focus style is exempt from contrast requirements (but must still be visible).</td>
 							<td><img src="img/ntc-default-link-focus.png" alt="A browser-default styled link, with a solid mid-blue outline around the link." width="116"/></td>
 						</tr>
 						<tr>