diff --git a/iss.py b/iss.py
index 044b370..4c888e2 100644
--- a/iss.py
+++ b/iss.py
@@ -18,7 +18,7 @@ def get_location():
     iss = ephem.readtle(str(tle[0]), str(tle[1]), str(tle[2]))
 
     # Compute for now
-    now = datetime.datetime.utcnow()
+    now = datetime.datetime.now(timezone.utc)
     iss.compute(now)
     lon = degrees(iss.sublong)
     lat = degrees(iss.sublat)
@@ -60,7 +60,7 @@ def get_passes(lon, lat, alt, n):
     location.horizon = '10:00'
 
     # Set time now
-    now = datetime.datetime.utcnow()
+    now = datetime.datetime.now(timezone.utc)
     location.date = now
 
     # Predict passes