diff --git a/block-storage.yaml b/block-storage.yaml
index ae0d6543f6..172944aab0 100644
--- a/block-storage.yaml
+++ b/block-storage.yaml
@@ -27,6 +27,7 @@ resources:
     depends_on: [BlockStorage0Deployment,BlockStorage0PassthroughSpecific]
     type: OS::Heat::StructuredDeployment
     properties:
+      signal_transport: {get_param: DefaultSignalTransport}
       config: {get_resource: allNodesConfig}
       server: {get_resource: BlockStorage0}
   BlockStorage0Deployment: