diff --git a/src/testdir/Make_vms.mms b/src/testdir/Make_vms.mms
index 0fd26c1..1817da6 100644
--- a/src/testdir/Make_vms.mms
+++ b/src/testdir/Make_vms.mms
@@ -128,7 +128,8 @@
 	 test_signs.out \
 	 test_tagcase.out \
 	 test_textobjects.out \
-	 test_utf8.out
+	 test_utf8.out \
+	 test_writefile.out
 
 # Known problems:
 # test17: ?