diff --git a/playbooks/roles/gerrit/templates/gerrit.config b/playbooks/roles/gerrit/templates/gerrit.config
index acdb33aff5..df063cf446 100644
--- a/playbooks/roles/gerrit/templates/gerrit.config
+++ b/playbooks/roles/gerrit/templates/gerrit.config
@@ -47,16 +47,24 @@
 	maxQueued = 200
 [cache]
 	directory = cache
-[cache "web_sessions"]
-	maxAge = 7days
 [cache "accounts"]
     memoryLimit = 32768
 [cache "accounts_byemail"]
     memoryLimit = 32768
 [cache "accounts_byname"]
     memoryLimit = 32768
+[cache "changeid_project"]
+    memoryLimit = 32768
+[cache "groups_bysubgroup"]
+    memoryLimit = 2048
 [cache "groups_byuuid"]
     memoryLimit = 32768
+[cache "permission_sort"]
+    memoryLimit = 2048
+[cache "projects"]
+    memoryLimit = 4096
+[cache "web_sessions"]
+	maxAge = 7days
 [user]
 	email = review@openstack.org
 [change]