diff --git a/inventory/host_vars/os-node01.iad2.fedoraproject.org b/inventory/host_vars/os-node01.iad2.fedoraproject.org
index 46892835c1..d42461010c 100644
--- a/inventory/host_vars/os-node01.iad2.fedoraproject.org
+++ b/inventory/host_vars/os-node01.iad2.fedoraproject.org
@@ -12,3 +12,6 @@ vmhost: vmhost-x86-05.iad2.fedoraproject.org
 datacenter: iad2
 
 baseiptables: true
+
+mem_size: 24576
+max_mem_size: 24576
diff --git a/inventory/host_vars/os-node02.iad2.fedoraproject.org b/inventory/host_vars/os-node02.iad2.fedoraproject.org
index 96e4f69a43..e7b7f7c9d3 100644
--- a/inventory/host_vars/os-node02.iad2.fedoraproject.org
+++ b/inventory/host_vars/os-node02.iad2.fedoraproject.org
@@ -12,3 +12,6 @@ vmhost: vmhost-x86-06.iad2.fedoraproject.org
 datacenter: iad2
 
 baseiptables: true
+
+mem_size: 24576
+max_mem_size: 24576
diff --git a/inventory/host_vars/os-node03.iad2.fedoraproject.org b/inventory/host_vars/os-node03.iad2.fedoraproject.org
index 7e2f561a2b..73481e92b4 100644
--- a/inventory/host_vars/os-node03.iad2.fedoraproject.org
+++ b/inventory/host_vars/os-node03.iad2.fedoraproject.org
@@ -12,3 +12,6 @@ vmhost: vmhost-x86-07.iad2.fedoraproject.org
 datacenter: iad2
 
 baseiptables: true
+
+mem_size: 24576
+max_mem_size: 24576
diff --git a/inventory/host_vars/os-node04.iad2.fedoraproject.org b/inventory/host_vars/os-node04.iad2.fedoraproject.org
index 302341ba9f..63af7b6834 100644
--- a/inventory/host_vars/os-node04.iad2.fedoraproject.org
+++ b/inventory/host_vars/os-node04.iad2.fedoraproject.org
@@ -12,3 +12,6 @@ vmhost: vmhost-x86-01.iad2.fedoraproject.org
 datacenter: iad2
 
 baseiptables: true
+
+mem_size: 24576
+max_mem_size: 24576
diff --git a/inventory/host_vars/os-node05.iad2.fedoraproject.org b/inventory/host_vars/os-node05.iad2.fedoraproject.org
index f66e883776..b983c59c0d 100644
--- a/inventory/host_vars/os-node05.iad2.fedoraproject.org
+++ b/inventory/host_vars/os-node05.iad2.fedoraproject.org
@@ -12,3 +12,6 @@ vmhost: vmhost-x86-02.iad2.fedoraproject.org
 datacenter: iad2
 
 baseiptables: true
+
+mem_size: 24576
+max_mem_size: 24576