diff --git a/schema/bom-1.6.proto b/schema/bom-1.6.proto
index 1c6f842c..1b93ee5c 100644
--- a/schema/bom-1.6.proto
+++ b/schema/bom-1.6.proto
@@ -228,7 +228,7 @@ enum ExternalReferenceType {
   EXTERNAL_REFERENCE_TYPE_BUILD_META = 13;
   // URL to an automated build system
   EXTERNAL_REFERENCE_TYPE_BUILD_SYSTEM = 14;
-  // Specifies a way to contact the maintainer, supplier, or provider in the event of a security incident. Common URIs include links to a disclosure procedure, a mailto (RFC-2368) that specifies an email address, a tel (RFC-3966) that specifies a phone number, or dns (RFC-4501]) that specifies the records containing DNS Security TXT.
+  // Specifies a way to contact the maintainer, supplier, or provider in the event of a security incident. Common URIs include links to a disclosure procedure, a mailto (RFC-2368) that specifies an email address, a tel (RFC-3966) that specifies a phone number, or dns (RFC-4501) that specifies the records containing DNS Security TXT.
   EXTERNAL_REFERENCE_TYPE_SECURITY_CONTACT = 15;
   // Human or machine-readable statements containing facts, evidence, or testimony
   EXTERNAL_REFERENCE_TYPE_ATTESTATION = 16;
diff --git a/schema/bom-1.6.xsd b/schema/bom-1.6.xsd
index 2254dad6..8fc52396 100644
--- a/schema/bom-1.6.xsd
+++ b/schema/bom-1.6.xsd
@@ -1314,7 +1314,7 @@ limitations under the License.
             </xs:enumeration>
             <xs:enumeration value="security-contact">
                 <xs:annotation>
-                    <xs:documentation>Specifies a way to contact the maintainer, supplier, or provider in the event of a security incident. Common URIs include links to a disclosure procedure, a mailto (RFC-2368) that specifies an email address, a tel (RFC-3966) that specifies a phone number, or dns (RFC-4501]) that specifies the records containing DNS Security TXT.</xs:documentation>
+                    <xs:documentation>Specifies a way to contact the maintainer, supplier, or provider in the event of a security incident. Common URIs include links to a disclosure procedure, a mailto (RFC-2368) that specifies an email address, a tel (RFC-3966) that specifies a phone number, or dns (RFC-4501) that specifies the records containing DNS Security TXT.</xs:documentation>
                 </xs:annotation>
             </xs:enumeration>
             <xs:enumeration value="model-card">