diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index b907fe7..e1bf100 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -5,6 +5,8 @@
 
 VIMPROG = ..\\vim
 
+default: nongui
+
 !include Make_all.mak
 
 # Omitted: