diff --git a/pvliveconsumer/nightime.py b/pvliveconsumer/nightime.py
index 6d776cf..b046926 100644
--- a/pvliveconsumer/nightime.py
+++ b/pvliveconsumer/nightime.py
@@ -47,7 +47,7 @@ def make_night_time_zeros(
 
     # round start up to the nearest half hour
     start = start.replace(microsecond=0)
-    if (start.minute == 0 and start.second == 0):
+    if start.minute == 0 and start.second == 0:
         pass
     elif start.minute < 30 or (start.minute == 30 and start.second == 0):
         start = start.replace(minute=30, second=0, microsecond=0)