diff --git a/gluon/tests/test_html.py b/gluon/tests/test_html.py
index b97e4078..4834c1d1 100644
--- a/gluon/tests/test_html.py
+++ b/gluon/tests/test_html.py
@@ -562,6 +562,9 @@ class TestBareHelpers(unittest.TestCase):
# Tuple
self.assertEqual(SELECT((1, 2, 3, 4, 5)).xml(),
'')
+ # String value
+ self.assertEqual(SELECT('Option 1', 'Option 2').xml(),
+ '')
def test_FIELDSET(self):
self.assertEqual(FIELDSET('<>', _a='1', _b='2').xml(),