diff --git a/src/Plugin/Block/UwCblPublicationSearch.php b/src/Plugin/Block/UwCblReferencesSearch.php
similarity index 99%
rename from src/Plugin/Block/UwCblPublicationSearch.php
rename to src/Plugin/Block/UwCblReferencesSearch.php
index 60db222bd7a226b4b03c8d818a5e056e4a9046fb..c62a99e59e86dbd35588f0ccbcba998f776f337e 100644
--- a/src/Plugin/Block/UwCblPublicationSearch.php
+++ b/src/Plugin/Block/UwCblReferencesSearch.php
@@ -18,7 +18,7 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
  *   admin_label = @Translation("Reference search"),
  * )
  */
-class UwCblPublicationSearch extends BlockBase implements ContainerFactoryPluginInterface {
+class UwCblReferencesSearch extends BlockBase implements ContainerFactoryPluginInterface {
 
   /**
    * The entity type manager.