diff --git a/css-text-4/Overview.bs b/css-text-4/Overview.bs
index 52f89d73f93..b9b4ea3c830 100644
--- a/css-text-4/Overview.bs
+++ b/css-text-4/Overview.bs
@@ -8809,7 +8809,7 @@ Default Text Alignment: the 'text-align-all' property</h3>
 
 	<pre class="propdef">
 	Name: text-align-all
-	Value: start | end | left | right | center | justify | match-parent
+	Value: start | end | left | right | center | <<string>> | justify | match-parent
 	Initial: start
 	Applies to: block containers
 	Inherited: yes