diff --git a/modules/openstack_project/templates/logstash/indexer.conf.erb b/modules/openstack_project/templates/logstash/indexer.conf.erb
index 0fc5c0214b..69a564e87c 100644
--- a/modules/openstack_project/templates/logstash/indexer.conf.erb
+++ b/modules/openstack_project/templates/logstash/indexer.conf.erb
@@ -118,6 +118,5 @@ output {
   elasticsearch {
     host => "<%= scope.lookupvar("::openstack_project::logstash_worker::discover_node") %>"
     node_name => "<%= scope.lookupvar("::hostname") %>"
-    max_inflight_requests => 512
   }
 }