diff --git a/cinderclient/v2/client.py b/cinderclient/v2/client.py
index fea18ad4e..49b965141 100644
--- a/cinderclient/v2/client.py
+++ b/cinderclient/v2/client.py
@@ -115,7 +115,7 @@ class Client(object):
             auth_system=auth_system,
             auth_plugin=auth_plugin,
             session=session,
-            api_version=api_version,
+            api_version=self.api_version,
             **kwargs)
 
     def authenticate(self):
diff --git a/cinderclient/v3/client.py b/cinderclient/v3/client.py
index 18adb3cad..ae10ebc0f 100644
--- a/cinderclient/v3/client.py
+++ b/cinderclient/v3/client.py
@@ -115,7 +115,7 @@ class Client(object):
             auth_system=auth_system,
             auth_plugin=auth_plugin,
             session=session,
-            api_version=api_version,
+            api_version=self.api_version,
             **kwargs)
 
     def authenticate(self):