diff --git a/features/window-management.yml b/features/window-management.yml
index 106710f113d..c1bfdd701f6 100644
--- a/features/window-management.yml
+++ b/features/window-management.yml
@@ -22,4 +22,5 @@ compat_features:
   - api.ScreenDetails.screenschange_event
   - api.Window.getScreenDetails
   - api.Window.open.relative-multi-screen
+  - html.elements.iframe.allow.window-management
   - http.headers.Permissions-Policy.window-management
diff --git a/features/window-management.yml.dist b/features/window-management.yml.dist
index a85e23bf873..603fba5fb78 100644
--- a/features/window-management.yml.dist
+++ b/features/window-management.yml.dist
@@ -24,6 +24,7 @@ compat_features:
   - api.Screen.change_event
   - api.Screen.isExtended
   - api.Window.getScreenDetails
+  - html.elements.iframe.allow.window-management
   - http.headers.Permissions-Policy.window-management
 
   # baseline: false