diff --git a/poller-service.py b/poller-service.py
index e393f9ac7..3f72ca4b9 100755
--- a/poller-service.py
+++ b/poller-service.py
@@ -259,7 +259,7 @@ dev_query = ('SELECT device_id, status,
              '      INTERVAL last_polled_timetaken SECOND                        '
              '    ),                                                             '
              '    INTERVAL {0} SECOND)                                           '
-             '  AS DATETIME(0)                                                   '
+             '  AS DATETIME                                                      '
              ') AS next_poll,                                                    '
              'CAST(                                                              '
              '  DATE_ADD(                                                        '
@@ -268,7 +268,7 @@ dev_query = ('SELECT device_id, status,
              '      INTERVAL last_discovered_timetaken SECOND                    '
              '    ),                                                             '
              '    INTERVAL {1} SECOND)                                           '
-             '  AS DATETIME(0)                                                   '
+             '  AS DATETIME                                                      '
              ') as next_discovery                                                '
              'FROM devices WHERE                                                 '
              'disabled = 0                                                       '