diff --git a/lib/krb5/write_message.c b/lib/krb5/write_message.c
index 4861cbe5f..f880bb6a3 100644
--- a/lib/krb5/write_message.c
+++ b/lib/krb5/write_message.c
@@ -75,7 +75,6 @@ krb5_write_priv_message(krb5_context context,
 krb5_error_code
 krb5_write_safe_message(krb5_context context,
 			krb5_auth_context ac,
-			krb5_boolean priv,
 			krb5_pointer p_fd,
 			krb5_data *data)
 {