diff --git a/src/Plugin/migrate/process/EntityLookup.php b/src/Plugin/migrate/process/EntityLookup.php
index 940d029..4098718 100644
--- a/src/Plugin/migrate/process/EntityLookup.php
+++ b/src/Plugin/migrate/process/EntityLookup.php
@@ -90,8 +90,9 @@ public function __construct(array $configuration, $pluginId, $pluginDefinition,
     $this->migration = $migration;
     $this->entityManager = $entityManager;
     $this->selectionPluginManager = $selectionPluginManager;
-    $this->destinationEntityType = substr($this->migration->getDestinationPlugin()->getPluginId(), 7);
-    $this->destinationBundleKey = $this->entityManager->getDefinition($this->destinationEntityType)->getKey('bundle');
+    $pluginIdParts = explode(':', $this->migration->getDestinationPlugin()->getPluginId());
+    $this->destinationEntityType = empty($pluginIdParts[1]) ?: $pluginIdParts[1];
+    $this->destinationBundleKey = !$this->destinationEntityType ?: $this->entityManager->getDefinition($this->destinationEntityType)->getKey('bundle');
   }
 
   /**