diff --git a/app/main/views/feedback.py b/app/main/views/feedback.py
index 6a243a6bd..aaa5cb056 100644
--- a/app/main/views/feedback.py
+++ b/app/main/views/feedback.py
@@ -143,15 +143,18 @@ def thanks():
 
 def in_business_hours():
 
-    now = datetime.now().replace(tzinfo=pytz.timezone('Europe/London'))
+    now = datetime.utcnow().replace(tzinfo=pytz.utc)
 
     if is_weekend(now) or is_bank_holiday(now):
         return False
 
-    opening_time = now.replace(hour=9, minute=30, second=0, tzinfo=pytz.timezone('Europe/London'))
-    closing_time = now.replace(hour=17, minute=30, second=0, tzinfo=pytz.timezone('Europe/London'))
+    return london_time_today_as_utc(9, 30) <= now < london_time_today_as_utc(17, 30)
 
-    return opening_time <= now < closing_time
+
+def london_time_today_as_utc(hour, minute):
+    return pytz.timezone('Europe/London').localize(
+        datetime.now().replace(hour=hour, minute=minute)
+    ).astimezone(pytz.utc)
 
 
 def is_weekend(time):
diff --git a/tests/app/main/views/test_feedback.py b/tests/app/main/views/test_feedback.py
index 92d1efd8a..3027bdef8 100644
--- a/tests/app/main/views/test_feedback.py
+++ b/tests/app/main/views/test_feedback.py
@@ -315,19 +315,19 @@ def test_has_live_services(
 
 @pytest.mark.parametrize('when, is_in_business_hours', [
 
-    ('2016-06-06 09:29:59', False),  # opening time, summer and winter
-    ('2016-12-12 09:29:59', False),
-    ('2016-06-06 09:30:00', True),
-    ('2016-12-12 09:30:00', True),
+    ('2016-06-06 09:29:59+0100', False),  # opening time, summer and winter
+    ('2016-12-12 09:29:59+0000', False),
+    ('2016-06-06 09:30:00+0100', True),
+    ('2016-12-12 09:30:00+0000', True),
 
-    ('2016-12-12 12:00:00', True),   # middle of the day
+    ('2016-12-12 12:00:00+0000', True),   # middle of the day
 
-    ('2016-12-12 17:29:59', True),   # closing time
-    ('2016-12-12 17:30:00', False),
+    ('2016-12-12 17:29:59+0000', True),   # closing time
+    ('2016-12-12 17:30:00+0000', False),
 
-    ('2016-12-10 12:00:00', False),  # Saturday
-    ('2016-12-11 12:00:00', False),  # Sunday
-    ('2016-01-01 12:00:00', False),  # Bank holiday
+    ('2016-12-10 12:00:00+0000', False),  # Saturday
+    ('2016-12-11 12:00:00+0000', False),  # Sunday
+    ('2016-01-01 12:00:00+0000', False),  # Bank holiday
 
 ])
 def test_in_business_hours(when, is_in_business_hours):