diff --git a/core/modules/block/src/BlockViewBuilder.php b/core/modules/block/src/BlockViewBuilder.php
index 9a582352..a756c2f 100644
--- a/core/modules/block/src/BlockViewBuilder.php
+++ b/core/modules/block/src/BlockViewBuilder.php
@@ -104,7 +104,7 @@ public function viewMultiple(array $entities = array(), $view_mode = 'full', $la
       // Allow altering of cacheability metadata or setting #create_placeholder.
       $this->moduleHandler->alter(['block_build', "block_build_" . $plugin->getBaseId()], $build[$entity_id], $plugin);
 
-      if ($plugin instanceof MainContentBlockPluginInterface) {
+      if ($plugin instanceof MainContentBlockPluginInterface || !empty($plugin->getContextMapping())) {
         // Immediately build a #pre_render-able block, since this block cannot
         // be built lazily.
         $build[$entity_id] += static::buildPreRenderableBlock($entity, $this->moduleHandler());