diff --git a/kdc/krb5tgs.c b/kdc/krb5tgs.c
index 58747177c..c74676cc5 100644
--- a/kdc/krb5tgs.c
+++ b/kdc/krb5tgs.c
@@ -2208,7 +2208,7 @@ server_lookup:
 			 kvno,
 			 *auth_data,
 			 server,
-			 sp,
+			 server->entry.principal,
 			 spn,
 			 client,
 			 cp,