diff --git a/lib/asn1/k5.asn1 b/lib/asn1/k5.asn1
index 068ad2b62..1e9c516fc 100644
--- a/lib/asn1/k5.asn1
+++ b/lib/asn1/k5.asn1
@@ -73,6 +73,7 @@ CKSUMTYPE ::= INTEGER {
 	-- CKSUMTYPE_SHA1(10),
 	CKSUMTYPE_HMAC_SHA1_DES3(12),
 	CKSUMTYPE_SHA1(1000),		-- correct value? 10 (9 also)
+	CKSUMTYPE_GSSAPI(0x8003),
 	CKSUMTYPE_HMAC_MD5(-138),	-- unofficial microsoft number
 	CKSUMTYPE_HMAC_MD5_ENC(-1138)	-- even more unofficial
 }