diff --git a/inventory/group_vars/releng b/inventory/group_vars/releng
index f0ac2cf4fe..a92d6f5046 100644
--- a/inventory/group_vars/releng
+++ b/inventory/group_vars/releng
@@ -1,8 +1,8 @@
 ---
 # common items for the releng-* boxes
 lvm_size: 100000
-mem_size: 10240
-num_cpus: 2
+mem_size: 20480
+num_cpus: 4
 ks_url: http://10.5.126.23/repo/rhel/ks/buildvm-el-6
 ks_repo: http://10.5.126.23/repo/rhel/RHEL6-x86_64/
 nm: 255.255.255.0