diff --git a/java/google/registry/env/production/default/WEB-INF/appengine-web.xml b/java/google/registry/env/production/default/WEB-INF/appengine-web.xml
index 8afde29d1..1fc63c0a6 100644
--- a/java/google/registry/env/production/default/WEB-INF/appengine-web.xml
+++ b/java/google/registry/env/production/default/WEB-INF/appengine-web.xml
@@ -9,7 +9,7 @@
   <sessions-enabled>true</sessions-enabled>
   <instance-class>B4_1G</instance-class>
   <basic-scaling>
-    <max-instances>50</max-instances>
+    <max-instances>6</max-instances>
     <idle-timeout>10m</idle-timeout>
   </basic-scaling>