diff --git a/armada/handlers/tiller.py b/armada/handlers/tiller.py
index 407383e4..75db317d 100644
--- a/armada/handlers/tiller.py
+++ b/armada/handlers/tiller.py
@@ -202,9 +202,7 @@ class Tiller(object):
                 req = ListReleasesRequest(
                     offset=next_release_expected,
                     limit=LIST_RELEASES_PAGE_SIZE,
-                    status_codes=[const.STATUS_DEPLOYED, const.STATUS_FAILED],
-                    sort_by='LAST_RELEASED',
-                    sort_order='DESC')
+                    status_codes=[const.STATUS_DEPLOYED, const.STATUS_FAILED])
 
                 LOG.debug('Tiller ListReleases() with timeout=%s, request=%s',
                           self.timeout, req)
diff --git a/armada/tests/unit/handlers/test_tiller.py b/armada/tests/unit/handlers/test_tiller.py
index edbbf683..5671dcd1 100644
--- a/armada/tests/unit/handlers/test_tiller.py
+++ b/armada/tests/unit/handlers/test_tiller.py
@@ -203,9 +203,7 @@ class TillerTestCase(base.ArmadaTestCase):
             limit=tiller.LIST_RELEASES_PAGE_SIZE,
             status_codes=[
                 tiller.const.STATUS_DEPLOYED, tiller.const.STATUS_FAILED
-            ],
-            sort_by='LAST_RELEASED',
-            sort_order='DESC')
+            ])
 
     @mock.patch('armada.handlers.tiller.K8s')
     @mock.patch('armada.handlers.tiller.grpc')
@@ -255,9 +253,7 @@ class TillerTestCase(base.ArmadaTestCase):
                 limit=tiller.LIST_RELEASES_PAGE_SIZE,
                 status_codes=[
                     tiller.const.STATUS_DEPLOYED, tiller.const.STATUS_FAILED
-                ],
-                sort_by='LAST_RELEASED',
-                sort_order='DESC') for i in range(page_count)
+                ]) for i in range(page_count)
         ]
         mock_list_releases_request.assert_has_calls(list_release_request_calls)