diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index 219b4bc..eecb735 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -56,6 +56,7 @@
 		test_perl.out \
 		test_qf_title.out \
 		test_ruby.out \
+		test_search_mbyte.out \
 		test_set.out \
 		test_signs.out \
 		test_textobjects.out \