diff --git a/ginvite.module b/ginvite.module
index 520829207b821d44715431561891772be9bad901..7080915351f9417beac2893b9bf4af31e1a34baf 100644
--- a/ginvite.module
+++ b/ginvite.module
@@ -206,8 +206,8 @@ function ginvite_group_content_delete(GroupRelationshipInterface $group_relation
   // Remove invitation when member is removed.
   if ($plugin_id == 'group_membership') {
     $properties = [
-      'entity_id' => $group_relationship->getEntity()->id(),
-      'gid' => $group_relationship->getGroup()->id(),
+      'entity_id' => $group_relationship->getEntityId(),
+      'gid' => $group_relationship->getGroupId(),
     ];
 
     // Remove invitations, when we remove the user.