diff --git a/poky/documentation/ref-manual/ref-structure.rst b/poky/documentation/ref-manual/ref-structure.rst
index 48a4433..ef07354 100644
--- a/poky/documentation/ref-manual/ref-structure.rst
+++ b/poky/documentation/ref-manual/ref-structure.rst
@@ -1,4 +1,4 @@
-.. SPDX-License-Identifier: CC-BY-2.0-UK
+.. SPDX-License-Identifier: CC-BY-SA-2.0-UK
 
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 Source Directory Structure