diff --git a/lib/kadm5/private.h b/lib/kadm5/private.h
index 245a6e6b9..bf037608f 100644
--- a/lib/kadm5/private.h
+++ b/lib/kadm5/private.h
@@ -144,7 +144,7 @@ _kadm5_c_init_context __P((
 kadm5_ret_t
 _kadm5_client_recv __P((
 	kadm5_client_context *context,
-	krb5_storage *sp));
+	krb5_data *reply));
 
 kadm5_ret_t
 _kadm5_client_send __P((