diff --git a/core/modules/migrate/src/Plugin/Migration.php b/core/modules/migrate/src/Plugin/Migration.php
index 8f4deb920e..38494cd92c 100644
--- a/core/modules/migrate/src/Plugin/Migration.php
+++ b/core/modules/migrate/src/Plugin/Migration.php
@@ -653,11 +653,7 @@ public function getMigrationDependencies() {
       throw new InvalidPluginDefinitionException($this->id(), "Invalid migration dependencies configuration for migration {$this->id()}");
     }
     $this->migration_dependencies['optional'] = array_unique(array_merge($this->migration_dependencies['optional'], $this->findMigrationDependencies($this->process)));
-
-    return array_map(
-      [$this->migrationPluginManager, 'expandPluginIds'],
-      $this->migration_dependencies
-    );
+    return $this->migration_dependencies;
   }
 
   /**