diff --git a/xos/synchronizer/ceilometer/ceilometer_service_custom_image/mitaka-v3/templates/ceilometer.conf.j2 b/xos/synchronizer/ceilometer/ceilometer_service_custom_image/mitaka-v3/templates/ceilometer.conf.j2
index b89a3d9..6deb9a4 100644
--- a/xos/synchronizer/ceilometer/ceilometer_service_custom_image/mitaka-v3/templates/ceilometer.conf.j2
+++ b/xos/synchronizer/ceilometer/ceilometer_service_custom_image/mitaka-v3/templates/ceilometer.conf.j2
@@ -958,3 +958,6 @@
 password = password
 interface = internalURL
 region_name = RegionOne
+
+[api]
+default_api_return_limit = 1000