diff --git a/crates/beaver_shell/src/prefs.rs b/crates/beaver_shell/src/prefs.rs
index 3694bae..cb9abe3 100644
--- a/crates/beaver_shell/src/prefs.rs
+++ b/crates/beaver_shell/src/prefs.rs
@@ -123,12 +123,17 @@ static EXPERIMENTAL_PREFS: &[&str] = &[
     "dom_notification_enabled",
     "dom_offscreen_canvas_enabled",
     "dom_permissions_enabled",
+    "dom_sanitizer_enabled",
+    "dom_storage_manager_api_enabled",
     "dom_visual_viewport_enabled",
     "dom_webgl2_enabled",
     "dom_webgpu_enabled",
     "layout_columns_enabled",
     "layout_container_queries_enabled",
-    "layout_grid_enabled",
+    "layout_css_alpha_color_function_enabled",
+    "layout_css_attr_enabled",
+    "layout_css_ellipse_corners_enabled",
+    "layout_css_progress_function_enabled",
     "layout_variable_fonts_enabled",
 ];