diff --git a/mes/module/srfi/srfi-43.mes b/mes/module/srfi/srfi-43.mes
index 5ab749cc..e6b78f18 100644
--- a/mes/module/srfi/srfi-43.mes
+++ b/mes/module/srfi/srfi-43.mes
@@ -1,7 +1,7 @@
 ;;; -*-scheme-*-
 
 ;;; GNU Mes --- Maxwell Equations of Software
-;;; Copyright © 2016,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+;;; Copyright © 2016,2018,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Mes.
 ;;;
@@ -24,6 +24,10 @@
 
 ;;; Code:
 
+(define-module (srfi srfi-43)
+  #:export (vector-map
+            vector-for-each))
+
 (define (vector-map f v)
   (let* ((k (vector-length v))
          (n (make-vector k)))
diff --git a/tests/srfi-43.test b/tests/srfi-43.test
index 8d89ead8..4775aea3 100755
--- a/tests/srfi-43.test
+++ b/tests/srfi-43.test
@@ -1,12 +1,14 @@
 #! /bin/sh
 # -*-scheme-*-
+MES_BOOT=boot-5.mes
+export MES_BOOT
 exec ${MES-bin/mes} --no-auto-compile -L ${0%/*} -L module -C module -e '(tests srfi-43)' -s "$0" "$@"
 !#
 
 ;;; -*-scheme-*-
 
 ;;; GNU Mes --- Maxwell Equations of Software
-;;; Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+;;; Copyright © 2018,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 ;;;
 ;;; This file is part of GNU Mes.
 ;;;
@@ -25,12 +27,8 @@ exec ${MES-bin/mes} --no-auto-compile -L ${0%/*} -L module -C module -e '(tests
 
 (define-module (tests srfi-43)
   #:use-module (srfi srfi-43)
-  #:use-module (mes mes-0)
   #:use-module (mes test))
 
-(mes-use-module (srfi srfi-43))
-(mes-use-module (mes test))
-
 (pass-if "first dummy" #t)
 (pass-if-not "second dummy" #f)