diff -u b/core/modules/block/src/BlockListBuilder.php b/core/modules/block/src/BlockListBuilder.php
--- b/core/modules/block/src/BlockListBuilder.php
+++ b/core/modules/block/src/BlockListBuilder.php
@@ -366,6 +366,27 @@
     if (isset($operations['delete'])) {
       $operations['delete']['title'] = $this->t('Remove');
     }
+
+    if ($entity instanceof BlockOperationsProviderInterface) {
+      $operations += $entity->getOperationLinks();
+    }
+
+    foreach ($operations as $key => $operation) {
+      // Don't add destination to default operation links.
+      if (!in_array($key, ['edit', 'disable', 'delete'])) {
+        if ($operation['url']->getOption('query')) {
+          $operation['url']->mergeOptions([
+            'query',
+            ['destination' => 'admin/structure/block'],
+          ]);
+        }
+        else {
+          $operation['url']->setOption('query', ['destination' => 'admin/structure/block']);
+        }
+        $operations[$key] = $operation;
+      }
+    }
+
     return $operations;
   }
 
@@ -397,46 +418,4 @@
 
   /**
-   * Builds a renderable list of operation links for the entity.
-   *
-   * @param \Drupal\Core\Entity\EntityInterface $entity
-   *   The entity on which the linked operations will be performed.
-   *
-   * @return array
-   *   A renderable array of operation links.
-   *
-   * @see \Drupal\Core\Entity\EntityListBuilder::buildRow()
-   */
-  public function buildOperations(EntityInterface $entity) {
-    $build = [
-      '#type' => 'operations',
-      '#links' => $this->getOperations($entity),
-    ];
-
-    if ($entity instanceof BlockOperationsProviderInterface) {
-      $build['#links'] += $entity->getOperationLinks();
-    }
-
-    if (is_array($build['#links'])) {
-      foreach ($build['#links'] as $key => $operation) {
-        // Don't add destination to default operation links.
-        if (!in_array($key, ['edit', 'disable', 'delete'])) {
-          if ($operation['url']->getOption('query')) {
-            $operation['url']->mergeOptions([
-              'query',
-              ['destination' => 'admin/structure/block'],
-            ]);
-          }
-          else {
-            $operation['url']->setOption('query', ['destination' => 'admin/structure/block']);
-          }
-          $build['#links'][$key] = $operation;
-        }
-      }
-    }
-
-    return $build;
-  }
-
-  /**
    * Wraps system_region_list().
    */