diff --git a/schema/cyclonedxvex/cyclonedx.xsd b/schema/cyclonedxvex/cyclonedx.xsd
index f9859c78910b..a0218439f74c 100644
--- a/schema/cyclonedxvex/cyclonedx.xsd
+++ b/schema/cyclonedxvex/cyclonedx.xsd
@@ -2014,6 +2014,16 @@ limitations under the License.
+
+
+ Provides the ability to document properties in a key/value store.
+ This provides flexibility to include data not officially supported in the standard
+ without having to use additional namespaces or create extensions. Property names
+ of interest to the general public are encouraged to be registered in the
+ CycloneDX Property Taxonomy - https://github.com/CycloneDX/cyclonedx-property-taxonomy.
+ Formal registration is OPTIONAL.
+
+