diff --git a/beets/dbcore/query.py b/beets/dbcore/query.py
index e7001dcb2..f9090e76b 100644
--- a/beets/dbcore/query.py
+++ b/beets/dbcore/query.py
@@ -539,7 +539,7 @@ class Period(object):
         ('%Y-%m',),  # month
         ('%Y-%m-%d',),  # day
         ('%Y-%m-%dT%H', '%Y-%m-%d %H'),  # hour
-        ('%Y-%m-%dT%H:%M',)  # minute
+        ('%Y-%m-%dT%H:%M', '%Y-%m-%d %H:%M')  # minute
     )
 
     def __init__(self, date, precision):
diff --git a/test/test_datequery.py b/test/test_datequery.py
index 743688b4d..14156febc 100644
--- a/test/test_datequery.py
+++ b/test/test_datequery.py
@@ -93,6 +93,12 @@ class DateIntervalTest(unittest.TestCase):
         self.assertExcludes('2000-01-01T12:30..2000-01-01T12:31',
                             '2000-01-01T12:32:00')
 
+        # test with ' ' (space) separator
+        self.assertExcludes('2000-01-01 12:30..2000-01-01 12:31',
+                            '2000-01-01T12:29:59')
+        self.assertContains('2000-01-01 12:30..2000-01-01 12:31',
+                            '2000-01-01T12:30:00')
+
     def test_unbounded_endpoints(self):
         self.assertContains('..', date=datetime.max)
         self.assertContains('..', date=datetime.min)