diff --git a/meta/lib/oe/sbom30.py b/meta/lib/oe/sbom30.py
index 8433637de8..0a7b4c05fb 100644
--- a/meta/lib/oe/sbom30.py
+++ b/meta/lib/oe/sbom30.py
@@ -344,7 +344,9 @@ class ObjectSet(oe.spdx30.SHACLObjectSet):
                 alias_ext = set_alias(
                     e,
                     e._id.replace(unihash, "UNIHASH").replace(
-                        namespace, self.d.getVar("PN")
+                        namespace,
+                        "http://spdx.org/spdxdocs/openembedded-alias/"
+                        + self.d.getVar("PN"),
                     ),
                 )