diff --git a/haystack_experimental/components/wrappers/pipeline.py b/haystack_experimental/components/wrappers/pipeline.py
index f27efd88..c9ed1875 100644
--- a/haystack_experimental/components/wrappers/pipeline.py
+++ b/haystack_experimental/components/wrappers/pipeline.py
@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2022-present deepset GmbH <info@deepset.ai>
+#
+# SPDX-License-Identifier: Apache-2.0
+
 from collections import defaultdict
 
 from haystack import Pipeline, component