diff --git a/_modules/cinderv3/common.py b/_modules/cinderv3/common.py
index 93477a3..a7e6220 100644
--- a/_modules/cinderv3/common.py
+++ b/_modules/cinderv3/common.py
@@ -15,7 +15,6 @@
     config = os_client_config.OpenStackConfig()
     cloud = config.get_one_cloud(cloud_name)
     adapter = cloud.get_session_client(SERVICE_KEY)
-    adapter.version = '3'
     try:
         access_info = adapter.session.auth.get_access(adapter.session)
         endpoints = access_info.service_catalog.get_endpoints()