diff --git a/crates/xilem_html/src/view.rs b/crates/xilem_html/src/view.rs
index c451bca00..5c7d74ff0 100644
--- a/crates/xilem_html/src/view.rs
+++ b/crates/xilem_html/src/view.rs
@@ -99,7 +99,8 @@ impl Pod {
 
 xilem_core::generate_view_trait! {View, DomNode, Cx, ChangeFlags;}
 xilem_core::generate_viewsequence_trait! {ViewSequence, View, ViewMarker, DomNode, Cx, ChangeFlags, Pod;}
-xilem_core::generate_anyview_trait! {View, Cx, ChangeFlags, AnyNode}
+xilem_core::generate_anyview_trait! {AnyView, View, ViewMarker, Cx, ChangeFlags, AnyNode, BoxedView;}
+xilem_core::generate_memoize_view! {Memoize, MemoizeState, View, ViewMarker, Cx, ChangeFlags, s, memoize}
 xilem_core::impl_adapt_view! {View, Cx, ChangeFlags}
 
 /// This view container can switch between two views.
diff --git a/crates/xilem_svg/src/view.rs b/crates/xilem_svg/src/view.rs
index 09b2e054a..f6e20d168 100644
--- a/crates/xilem_svg/src/view.rs
+++ b/crates/xilem_svg/src/view.rs
@@ -63,7 +63,7 @@ impl Pod {
         node.into_pod()
     }
 
-    fn downcast_mut<'a, T: 'static>(&'a mut self) -> Option<&'a mut T> {
+    fn downcast_mut<T: 'static>(&mut self) -> Option<&mut T> {
         self.0.as_any_mut().downcast_mut()
     }
 
@@ -74,4 +74,5 @@ impl Pod {
 
 xilem_core::generate_view_trait! {View, DomElement, Cx, ChangeFlags;}
 xilem_core::generate_viewsequence_trait! {ViewSequence, View, ViewMarker, DomElement, Cx, ChangeFlags, Pod;}
-xilem_core::generate_anyview_trait! {View, Cx, ChangeFlags, AnyElement}
+xilem_core::generate_anyview_trait! {AnyView, View, ViewMarker, Cx, ChangeFlags, AnyElement, BoxedView;}
+xilem_core::generate_memoize_view! {Memoize, MemoizeState, View, ViewMarker, Cx, ChangeFlags, s, memoize}