diff --git a/heka/aggregator/single.yml b/heka/aggregator/single.yml
index 4b1c71f..afe4b7d 100644
--- a/heka/aggregator/single.yml
+++ b/heka/aggregator/single.yml
@@ -18,3 +18,4 @@
       nagios_port: ${_param:nagios_status_port}
       nagios_default_host_alarm_clusters: ${_param:nagios_default_host_alarm_clusters}
       nagios_host_dimension_key: ${_param:nagios_host_dimension_key}
+      poolsize: 200