diff --git a/pkg/controllers/plugin/metrics.go b/pkg/controllers/plugin/metrics.go
index 963df497..b1712a96 100644
--- a/pkg/controllers/plugin/metrics.go
+++ b/pkg/controllers/plugin/metrics.go
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Greenhouse contributors
+// SPDX-License-Identifier: Apache-2.0
+
 package plugin
 
 import (
diff --git a/pkg/controllers/plugin/metrics_test.go b/pkg/controllers/plugin/metrics_test.go
index 09e0c4ec..37b27968 100644
--- a/pkg/controllers/plugin/metrics_test.go
+++ b/pkg/controllers/plugin/metrics_test.go
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Greenhouse contributors
+// SPDX-License-Identifier: Apache-2.0
+
 package plugin
 
 import (