diff --git a/src/testdir/test64.in b/src/testdir/test64.in
index 8f7008c..e694995 100644
--- a/src/testdir/test64.in
+++ b/src/testdir/test64.in
@@ -328,6 +328,7 @@
 :call add(tl, [2, 'abc \zsmatch\ze abc', 'abc abc abc match abc abc', 'match'])
 :call add(tl, [2, '\v(a \zsif .*){2}', 'a if then a if last', 'if last', 'a if last'])
 :call add(tl, [2, '\>\zs.', 'aword. ', '.'])
+:call add(tl, [2, '\s\+\ze\[/\|\s\zs\s\+', 'is   [a t', '  '])
 :"
 :"""" Tests for \@= and \& features
 :call add(tl, [2, 'abc\@=', 'abc', 'ab'])
diff --git a/src/testdir/test64.ok b/src/testdir/test64.ok
index fa83f91..3d117b9 100644
--- a/src/testdir/test64.ok
+++ b/src/testdir/test64.ok
@@ -752,6 +752,9 @@
 OK 0 - \>\zs.
 OK 1 - \>\zs.
 OK 2 - \>\zs.
+OK 0 - \s\+\ze\[/\|\s\zs\s\+
+OK 1 - \s\+\ze\[/\|\s\zs\s\+
+OK 2 - \s\+\ze\[/\|\s\zs\s\+
 OK 0 - abc\@=
 OK 1 - abc\@=
 OK 2 - abc\@=