diff --git a/inventory/group_vars/buildvm_s390x b/inventory/group_vars/buildvm_s390x
index 02bd04fd1c..764fc5d6ee 100644
--- a/inventory/group_vars/buildvm_s390x
+++ b/inventory/group_vars/buildvm_s390x
@@ -1,5 +1,5 @@
 ---
-lvm_size: 145000
+lvm_size: 102400
 mem_size: 10240
 max_mem_size: "{{ mem_size }}"
 num_cpus: 4
diff --git a/inventory/host_vars/buildvm-s390x-01.stg.s390.fedoraproject.org b/inventory/host_vars/buildvm-s390x-01.stg.s390.fedoraproject.org
index 7737b4fb8a..4594fed25d 100644
--- a/inventory/host_vars/buildvm-s390x-01.stg.s390.fedoraproject.org
+++ b/inventory/host_vars/buildvm-s390x-01.stg.s390.fedoraproject.org
@@ -6,7 +6,7 @@ gw: 10.16.0.254
 mem_size: 8192
 max_mem_size: "{{ mem_size }}"
 num_cpus: 2
-lvm_size: 262144
+lvm_size: 102400
 main_bridge: vmbr
 volgroup: /dev/fedora_linux_lpar_1
 ks_url: http://10.5.126.23/repo/rhel/ks/buildvm-fedora-29-s390x