Remove the `.Provider.` bit.
diff --git a/openstack/objectstorage/v1/accounts/requests.go b/openstack/objectstorage/v1/accounts/requests.go
index a364bcc..55b4217 100644
--- a/openstack/objectstorage/v1/accounts/requests.go
+++ b/openstack/objectstorage/v1/accounts/requests.go
@@ -28,7 +28,7 @@
 // ExtractHeaders method on the GetResult.
 func Get(c *gophercloud.ServiceClient, opts GetOptsBuilder) GetResult {
 	var res GetResult
-	h := c.Provider.AuthenticatedHeaders()
+	h := c.AuthenticatedHeaders()
 
 	if opts != nil {
 		headers, err := opts.ToAccountGetMap()
@@ -83,7 +83,7 @@
 // To extract the headers returned, call the Extract method on the UpdateResult.
 func Update(c *gophercloud.ServiceClient, opts UpdateOptsBuilder) UpdateResult {
 	var res UpdateResult
-	h := c.Provider.AuthenticatedHeaders()
+	h := c.AuthenticatedHeaders()
 
 	if opts != nil {
 		headers, err := opts.ToAccountUpdateMap()