diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 88efd19..dabf573 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -164,6 +164,7 @@
 # Keep test_alot*.res as the last one, sort the others.
 NEW_TESTS = test_arglist.res \
 	    test_assert.res \
+	    test_autochdir \
 	    test_backspace_opt.res \
 	    test_cdo.res \
 	    test_channel.res \