diff --git a/app/matrix/lib/coturn.libsonnet b/app/matrix/lib/coturn.libsonnet
index e63a0bc..f1b127b 100644
--- a/app/matrix/lib/coturn.libsonnet
+++ b/app/matrix/lib/coturn.libsonnet
@@ -60,8 +60,8 @@
     },
 
     dataVolume: app.ns.Contain(kube.PersistentVolumeClaim("coturn-data")) {
-        storage: "10Gi",
-        storageClass: cfg.storageClassName,
+        storage:: "10Gi",
+        storageClass:: cfg.storageClassName,
     },
 
     deployment: app.ns.Contain(kube.Deployment("coturn")) {