diff --git a/engine/src/testFixtures/kotlin/utils.kt b/engine/src/testFixtures/kotlin/utils.kt
index 7f70632..d588b18 100644
--- a/engine/src/testFixtures/kotlin/utils.kt
+++ b/engine/src/testFixtures/kotlin/utils.kt
@@ -1,3 +1,9 @@
+/*
+ * SPDX-FileCopyrightText: 2023-2024 The Semantifyr Authors
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+
 import com.github.dockerjava.api.async.ResultCallback
 import com.github.dockerjava.api.model.Frame
 import com.github.dockerjava.api.model.StreamType