diff --git a/Gemfile.template b/Gemfile.template
index fe1687a68..60aefe282 100644
--- a/Gemfile.template
+++ b/Gemfile.template
@@ -102,7 +102,7 @@ gem "logstash-output-pagerduty"
 gem "logstash-output-pipe"
 gem "logstash-output-rabbitmq"
 gem "logstash-output-redis"
-gem "logstash-output-s3"
+gem "logstash-output-s3", ">=4.0.9", "<5.0.0"
 gem "logstash-output-sns"
 gem "logstash-output-sqs"
 gem "logstash-output-stdout"