diff --git a/scripts/run-taxii-poll.py b/scripts/run-taxii-poll.py
index 882c344..aa9099e 100644
--- a/scripts/run-taxii-poll.py
+++ b/scripts/run-taxii-poll.py
@@ -15,8 +15,8 @@ parser = argparse.ArgumentParser(description='Run MISP taxii pull.')
 parser.add_argument('-c', "--configdir", default="~/.misptaxii", help='Config directory')
 parser.add_argument("-v", "--verbose", action="store_true", help="More verbose logging")
 parser.add_argument("-s", "--stdout", action="store_true", help="Log to STDOUT")
-parser.add_argument("--start", help="Date to poll from (YYYY-MM-DD), Exclusive")
-parser.add_argument("--end", help="Date to poll to (YYYY-MM-DD), Inclusive")
+parser.add_argument("--start", help="Date to poll from (YYYY-MM-DDTHH:MM:SS), Exclusive")
+parser.add_argument("--end", help="Date to poll to (YYYY-MM-DDTHH:MM:SS), Inclusive")
 parser.add_argument("--subscription_id", help="The ID of the subscription", default=None)
 parser.add_argument("--tz", help="Your timezone, e.g Europe/London. Default utc", 
                     default="utc")