diff --git a/etc/logstash/conf.d.redis.output/9999_output_redis.conf b/etc/logstash/conf.d.redis.output/9999_output_redis.conf
index ad125f5..ff44094 100644
--- a/etc/logstash/conf.d.redis.output/9999_output_redis.conf
+++ b/etc/logstash/conf.d.redis.output/9999_output_redis.conf
@@ -3,5 +3,7 @@ output {
 		host => '172.18.0.1'
 		data_type => 'list'
 		key => 'logstash:redis'
+		congestion_interval => 1
+		congestion_threshold => 50000000
 	}
 }