core/modules/outside_in/outside_in.module | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/modules/outside_in/outside_in.module b/core/modules/outside_in/outside_in.module
index dec2abb..0d34f3b 100644
--- a/core/modules/outside_in/outside_in.module
+++ b/core/modules/outside_in/outside_in.module
@@ -115,7 +115,7 @@ function outside_in_preprocess_block(&$variables) {
   $block_plugin_manager = \Drupal::service('plugin.manager.block');
   /** @var \Drupal\Core\Block\BlockPluginInterface $block_plugin */
   $block_plugin = $block_plugin_manager->createInstance($variables['plugin_id']);
-  if ($access_checker->accessBlockPlugin($block_plugin)) {
+  if ($access_checker->accessBlockPlugin($block_plugin)->isAllowed()) {
     // Add class and attributes to all blocks to allow Javascript to target.
     $variables['attributes']['class'][] = 'outside-in-editable';
     $variables['attributes']['data-drupal-outsidein'] = 'editable';