diff --git a/src/testdir/test64.ok b/src/testdir/test64.ok
index 6423ecd..fdd55da 100644
--- a/src/testdir/test64.ok
+++ b/src/testdir/test64.ok
@@ -605,6 +605,9 @@
 OK 0 - \_f\+
 OK 1 - \_f\+
 OK 2 - \_f\+
+OK 0 - [0-9A-Za-z-_.]\+
+OK 1 - [0-9A-Za-z-_.]\+
+OK 2 - [0-9A-Za-z-_.]\+
 OK 0 - ^a.
 OK 1 - ^a.
 OK 2 - ^a.