diff --git a/lib/asn1/k5.asn1 b/lib/asn1/k5.asn1
index e1de6e0f9..e40253c1b 100644
--- a/lib/asn1/k5.asn1
+++ b/lib/asn1/k5.asn1
@@ -156,6 +156,8 @@ PA-DATA ::=        SEQUENCE {
                          -- might be encoded AP-REQ
 }
 
+METHOD-DATA ::=   SEQUENCE OF PA-DATA
+
 KDC-REQ-BODY ::=   SEQUENCE {
             kdc-options[0]       KDCOptions,
             cname[1]             PrincipalName OPTIONAL,