diff --git a/lib/puppet/provider/ironic.rb b/lib/puppet/provider/ironic.rb
index 443e0615..98cf49ff 100644
--- a/lib/puppet/provider/ironic.rb
+++ b/lib/puppet/provider/ironic.rb
@@ -29,7 +29,7 @@ class Puppet::Provider::Ironic < Puppet::Provider
   end
 
   def self.get_ironic_credentials
-    auth_keys = ['www_authenticate_uri', 'project_name', 'username', 'password']
+    auth_keys = ['auth_url', 'project_name', 'username', 'password']
     conf = ironic_conf
     if conf and conf['keystone_authtoken'] and
         auth_keys.all?{|k| !conf['keystone_authtoken'][k].nil?}
@@ -67,7 +67,7 @@ correctly configured.")
   def self.auth_ironic(*args)
     q = ironic_credentials
     authenv = {
-      :OS_AUTH_URL            => q['www_authenticate_uri'],
+      :OS_AUTH_URL            => q['auth_url'],
       :OS_USERNAME            => q['username'],
       :OS_PROJECT_NAME        => q['project_name'],
       :OS_PASSWORD            => q['password'],
diff --git a/spec/unit/provider/ironic_spec.rb b/spec/unit/provider/ironic_spec.rb
index 02211f7e..41e57010 100644
--- a/spec/unit/provider/ironic_spec.rb
+++ b/spec/unit/provider/ironic_spec.rb
@@ -11,12 +11,12 @@ describe Puppet::Provider::Ironic do
 
   let :credential_hash do
     {
-      'project_name'         => 'admin_tenant',
-      'username'             => 'admin',
-      'password'             => 'password',
-      'www_authenticate_uri' => 'https://192.168.56.210:5000/',
-      'project_domain_name'  => 'admin_tenant_domain',
-      'user_domain_name'     => 'admin_domain',
+      'project_name'        => 'admin_tenant',
+      'username'            => 'admin',
+      'password'            => 'password',
+      'auth_url'            => 'https://192.168.56.210:5000/',
+      'project_domain_name' => 'admin_tenant_domain',
+      'user_domain_name'    => 'admin_domain',
     }
   end
 
@@ -60,7 +60,7 @@ describe Puppet::Provider::Ironic do
 
     it 'should set auth credentials in the environment' do
       authenv = {
-        :OS_AUTH_URL            => credential_hash['www_authenticate_uri'],
+        :OS_AUTH_URL            => credential_hash['auth_url'],
         :OS_USERNAME            => credential_hash['username'],
         :OS_PROJECT_NAME        => credential_hash['project_name'],
         :OS_PASSWORD            => credential_hash['password'],