diff --git a/inventory/host_vars/proxy01.iad2.fedoraproject.org b/inventory/host_vars/proxy01.iad2.fedoraproject.org
index 9458ecff89..50f516e233 100644
--- a/inventory/host_vars/proxy01.iad2.fedoraproject.org
+++ b/inventory/host_vars/proxy01.iad2.fedoraproject.org
@@ -17,6 +17,7 @@ ks_repo: http://10.3.163.35/pub/fedora/linux/releases/40/Server/x86_64/os/
 ks_url: http://10.3.163.35/repo/rhel/ks/kvm-fedora
 lvm_size: 100000
 mac0: 52:54:00:76:9f:85
+mem_size: 16384
 network_connections:
   - autoconnect: yes
     ip:
diff --git a/inventory/host_vars/proxy10.iad2.fedoraproject.org b/inventory/host_vars/proxy10.iad2.fedoraproject.org
index 35bec918b6..6c7c15f34a 100644
--- a/inventory/host_vars/proxy10.iad2.fedoraproject.org
+++ b/inventory/host_vars/proxy10.iad2.fedoraproject.org
@@ -17,6 +17,7 @@ ks_repo: http://10.3.163.35/pub/fedora/linux/releases/40/Server/x86_64/os/
 ks_url: http://10.3.163.35/repo/rhel/ks/kvm-fedora
 lvm_size: 100000
 mac0: 52:54:00:55:8d:ca
+mem_size: 16384
 network_connections:
   - autoconnect: yes
     ip:
diff --git a/inventory/host_vars/proxy101.iad2.fedoraproject.org b/inventory/host_vars/proxy101.iad2.fedoraproject.org
index 8c266b54f7..a7fdf75529 100644
--- a/inventory/host_vars/proxy101.iad2.fedoraproject.org
+++ b/inventory/host_vars/proxy101.iad2.fedoraproject.org
@@ -12,6 +12,7 @@ has_ipv4: yes
 ks_repo: http://10.3.163.35/pub/fedora/linux/releases/40/Server/x86_64/os/
 ks_url: http://10.3.163.35/repo/rhel/ks/kvm-fedora
 mac0: 52:54:00:1F:48:0A
+mem_size: 16384
 network_connections:
   - autoconnect: yes
     ip:
diff --git a/inventory/host_vars/proxy110.iad2.fedoraproject.org b/inventory/host_vars/proxy110.iad2.fedoraproject.org
index f3f451e7d1..778b7bd4e0 100644
--- a/inventory/host_vars/proxy110.iad2.fedoraproject.org
+++ b/inventory/host_vars/proxy110.iad2.fedoraproject.org
@@ -12,6 +12,7 @@ has_ipv4: yes
 ks_repo: http://10.3.163.35/pub/fedora/linux/releases/40/Server/x86_64/os/
 ks_url: http://10.3.163.35/repo/rhel/ks/kvm-fedora
 mac0: 52:54:00:04:49:7a
+mem_size: 16384
 network_connections:
   - autoconnect: yes
     ip: