diff --git a/lib/hdb/hdb.asn1 b/lib/hdb/hdb.asn1
index 5e8e033e4..9d5c15862 100644
--- a/lib/hdb/hdb.asn1
+++ b/lib/hdb/hdb.asn1
@@ -43,7 +43,8 @@ HDBFlags ::= BIT STRING {
 	user-to-user(12),		-- may use user-to-user auth
 	immutable(13),			-- may not be deleted
 	trusted-for-delegation(14),	-- Trusted to print forwardabled tickets
-	allow-kerberos4(15)		-- Allow Kerberos 4 requests
+	allow-kerberos4(15),		-- Allow Kerberos 4 requests
+	allow-digest(16)		-- Allow digest requests
 }
 
 GENERATION ::= SEQUENCE {