diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index b52f249..e902be3 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -30,7 +30,7 @@
 		test68.out test69.out test71.out test72.out test73.out \
 		test74.out test75.out test76.out test77.out test78.out \
 		test79.out test80.out test81.out test82.out test83.out \
-		test84.out test85.out test86.out test87.out
+		test84.out test85.out test86.out test87.out test88.out
 
 SCRIPTS32 =	test50.out test70.out