diff --git a/modules/util/util.py b/modules/util/util.py
index bd97c2a9d74dd56bd2e7e29874c618acebe36fd9..6015b65ca39c182e227bf5dbfeda826135b8e5c7 100644
--- a/modules/util/util.py
+++ b/modules/util/util.py
@@ -1,5 +1,6 @@
 import numpy as np
 import datetime
+from datetime import timezone
 from metpy.units import units
 from metpy.calc import thickness_hydrostatic
 from collections import namedtuple