diff --git a/spec/build/cpukit/optcanfifosize.yml b/spec/build/cpukit/optcanfifosize.yml
index 1748d142f3..e57558db08 100644
--- a/spec/build/cpukit/optcanfifosize.yml
+++ b/spec/build/cpukit/optcanfifosize.yml
@@ -1,4 +1,4 @@
-SPDX-License-Identifier: BSD-2-Clause OR Apache-2.0 OR GPL-2.0-or-later
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause OR Apache-2.0 OR GPL-2.0-or-later
 actions:
 - get-integer: null
 - define: null
diff --git a/spec/build/cpukit/optcanqueueprios.yml b/spec/build/cpukit/optcanqueueprios.yml
index b5d1eb4406..52b07330bf 100644
--- a/spec/build/cpukit/optcanqueueprios.yml
+++ b/spec/build/cpukit/optcanqueueprios.yml
@@ -1,4 +1,4 @@
-SPDX-License-Identifier: BSD-2-Clause OR Apache-2.0 OR GPL-2.0-or-later
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause OR Apache-2.0 OR GPL-2.0-or-later
 actions:
 - get-integer: null
 - define: null