diff --git a/inventory/group_vars/koji b/inventory/group_vars/koji
index 1439c01608..c8dc5f5dc1 100644
--- a/inventory/group_vars/koji
+++ b/inventory/group_vars/koji
@@ -32,7 +32,7 @@ ipa_host_group_desc: Koji Hub hosts
 koji_hub: "koji.fedoraproject.org/kojihub"
 koji_root: "koji.fedoraproject.org/koji"
 lvm_size: 100000
-mem_size: 32768
+mem_size: 57344
 max_mem_size: 65536
 nfs_mount_opts: "rw,hard,bg,intr,noatime,nodev,nosuid,sec=sys,nfsvers=4"
 num_cpus: 16