diff --git a/vendor/docker/webapp.conf b/vendor/docker/webapp.conf
index 13ae328..373dfa7 100644
--- a/vendor/docker/webapp.conf
+++ b/vendor/docker/webapp.conf
@@ -4,11 +4,12 @@ server {
     root /home/app/webapp/public;
 
     passenger_enabled on;
+    passenger_max_request_queue_size 200;
     passenger_user app;
     passenger_ruby /usr/bin/ruby;
     merge_slashes off;
 
-    location = / {  
+    location = / {
         return 301 https://support.datacite.org/docs/datacite-content-resolver;
     }
 }