diff --git a/cc/layers/layer.cc b/cc/layers/layer.cc
index e19d3ff46463c..5c2d6a8643dfd 100644
--- a/cc/layers/layer.cc
+++ b/cc/layers/layer.cc
@@ -1410,7 +1410,7 @@ void Layer::OnOpacityAnimated(float opacity) {
   if (layer_tree_host_) {
     if (OpacityNode* node =
             layer_tree_host_->property_trees()->opacity_tree.Node(
-                opacity_tree_index_)) {
+                opacity_tree_index())) {
       if (node->owner_id == id())
         node->data = opacity;
     }
@@ -1425,7 +1425,7 @@ void Layer::OnTransformAnimated(const gfx::Transform& transform) {
   if (layer_tree_host_) {
     if (TransformNode* node =
             layer_tree_host_->property_trees()->transform_tree.Node(
-                transform_tree_index_)) {
+                transform_tree_index())) {
       if (node->owner_id == id()) {
         node->data.local = transform;
         node->data.needs_local_transform_update = true;