diff --git a/inventory/host_vars/releng02.phx2.fedoraproject.org b/inventory/host_vars/releng02.phx2.fedoraproject.org
index d0455c5a59..fcc9e989f2 100644
--- a/inventory/host_vars/releng02.phx2.fedoraproject.org
+++ b/inventory/host_vars/releng02.phx2.fedoraproject.org
@@ -1,7 +1,7 @@
 vmhost: buildvmhost-12.phx2.fedoraproject.org
 eth0_ip: 10.5.125.69
 volgroup: /dev/xenGuests
-mem_size: 65536
+mem_size: 16384
 num_cpus: 16
 # With 16 cpus, theres a bunch more kernel threads
 nrpe_procs_warn: 900