diff --git a/lib/asn1/k5.asn1 b/lib/asn1/k5.asn1
index 91ad11c44..efe9b842e 100644
--- a/lib/asn1/k5.asn1
+++ b/lib/asn1/k5.asn1
@@ -56,6 +56,7 @@ PADATA-TYPE ::= INTEGER {
 	KRB5-PADATA-PK-AS-REQ-WIN(15), -- (PKINIT - old number)
 	KRB5-PADATA-PK-AS-REQ(16), -- (PKINIT-25)
 	KRB5-PADATA-PK-AS-REP(17), -- (PKINIT-25)
+	KRB5-PADATA-PA-PK-OCSP-RESPONSE(18),
 	KRB5-PADATA-ETYPE-INFO2(19),
 	KRB5-PADATA-USE-SPECIFIED-KVNO(20),
 	KRB5-PADATA-SAM-REDIRECT(21), -- (sam/otp)