diff --git a/features/webxr-dom-overlays.yml b/features/webxr-dom-overlays.yml
index 218ac3fd5e2..ad48423f3cb 100644
--- a/features/webxr-dom-overlays.yml
+++ b/features/webxr-dom-overlays.yml
@@ -5,3 +5,4 @@ group: webxr
 compat_features:
   - api.Element.beforexrselect_event
   - api.XRSession.domOverlayState
+  - css.selectors.xr-overlay
diff --git a/features/webxr-dom-overlays.yml.dist b/features/webxr-dom-overlays.yml.dist
index 32d77b32f9a..d76f3c35ad4 100644
--- a/features/webxr-dom-overlays.yml.dist
+++ b/features/webxr-dom-overlays.yml.dist
@@ -10,3 +10,4 @@ status:
 compat_features:
   - api.Element.beforexrselect_event
   - api.XRSession.domOverlayState
+  - css.selectors.xr-overlay