diff --git a/mariadb/values.yaml b/mariadb/values.yaml
index 70c6173116..7c10580a9d 100644
--- a/mariadb/values.yaml
+++ b/mariadb/values.yaml
@@ -58,7 +58,7 @@ images:
 volume:
   class_path: volume.beta.kubernetes.io/storage-class
   class_name: general
-  size: 20Gi
+  size: 2Gi
 
 labels:
   node_selector_key: openstack-control-plane