diff --git a/core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php b/core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php
index 28455ca..2658f0d 100644
--- a/core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php
+++ b/core/lib/Drupal/Core/Entity/Query/Sql/QueryAggregate.php
@@ -52,7 +52,7 @@ public function prepare() {
    * Implements \Drupal\Core\Entity\Query\QueryAggregateInterface::conditionAggregateGroupFactory().
    */
   public function conditionAggregateGroupFactory($conjunction = 'AND') {
-    return new ConditionAggregate($conjunction);
+    return new ConditionAggregate($conjunction, $this);
   }
 
   /**