Remove the `.Provider.` bit.
diff --git a/rackspace/objectstorage/v1/cdncontainers/requests.go b/rackspace/objectstorage/v1/cdncontainers/requests.go
index 9cb6e9c..0567833 100644
--- a/rackspace/objectstorage/v1/cdncontainers/requests.go
+++ b/rackspace/objectstorage/v1/cdncontainers/requests.go
@@ -34,7 +34,7 @@
 // Enable is a function that enables/disables a CDN container.
 func Enable(c *gophercloud.ServiceClient, containerName string, opts EnableOptsBuilder) EnableResult {
 	var res EnableResult
-	h := c.Provider.AuthenticatedHeaders()
+	h := c.AuthenticatedHeaders()
 
 	if opts != nil {
 		headers, err := opts.ToCDNContainerEnableMap()