diff --git a/css-animations-2/Overview.bs b/css-animations-2/Overview.bs
index 1b89a35d365..c0e84664b34 100644
--- a/css-animations-2/Overview.bs
+++ b/css-animations-2/Overview.bs
@@ -142,7 +142,7 @@ the changes from the programming interface take precedence as follows:
     to <code>null</code>
     or some {{AnimationEffect}} other than the original {{KeyframeEffect}},
     all subsequent changes to animation properties other than
-    'animation-name' or 'animation-play-state'
+    'animation-name', 'animation-play-state', or 'animation-timeline'
     will not be reflected in that animation.
     Similarly, any change to matching ''@keyframes'' rules will not be reflected
     in that animation.