diff --git a/lib/Core/Service/BlockService.php b/lib/Core/Service/BlockService.php
index <HASH>..<HASH> 100644
--- a/lib/Core/Service/BlockService.php
+++ b/lib/Core/Service/BlockService.php
@@ -665,10 +665,6 @@ class BlockService implements BlockServiceInterface
      */
     protected function isBlockAllowedWithinZone($definitionIdentifier, $layoutType, $zoneIdentifier)
     {
-        if (!$this->layoutTypeRegistry->hasLayoutType($layoutType)) {
-            return true;
-        }
-
         $layoutType = $this->layoutTypeRegistry->getLayoutType($layoutType);
         if (!$layoutType->hasZone($zoneIdentifier)) {
             return true;
No need for checking of the existence of layout type