diff --git a/src/Plugin/DisplayBuilder/StandardDisplayBuilder.php b/src/Plugin/DisplayBuilder/StandardDisplayBuilder.php
index bde30aa..7bf5079 100644
--- a/src/Plugin/DisplayBuilder/StandardDisplayBuilder.php
+++ b/src/Plugin/DisplayBuilder/StandardDisplayBuilder.php
@@ -149,7 +149,7 @@ class StandardDisplayBuilder extends DisplayBuilderBase implements PluginWizardI
           // If the block is empty, instead of trying to render the block
           // correctly return just #cache, so that the render system knows the
           // reasons (cache contexts & tags) why this block is empty.
-          if (Element::isEmpty($content)) {
+          if ($content !== NULL && Element::isEmpty($content)) {
             $block_render_array = [];
             $cacheable_metadata = CacheableMetadata::createFromObject($block_render_array);
             $cacheable_metadata->applyTo($block_render_array);