diff --git a/lib/fog/vsphere/requests/compute/vm_reconfig_hardware.rb b/lib/fog/vsphere/requests/compute/vm_reconfig_hardware.rb
index 9b4dfc9e9..028e2f967 100644
--- a/lib/fog/vsphere/requests/compute/vm_reconfig_hardware.rb
+++ b/lib/fog/vsphere/requests/compute/vm_reconfig_hardware.rb
@@ -5,7 +5,7 @@ module Fog
         def vm_reconfig_hardware(options = {})
           raise ArgumentError, "hardware_spec is a required parameter" unless options.has_key? 'hardware_spec'
           raise ArgumentError, "instance_uuid is a required parameter" unless options.has_key? 'instance_uuid'
-          vm_mob_ref = get_vm_by_ref(options['instance_uuid'])
+          vm_mob_ref = get_vm_ref(options['instance_uuid'])
           task = vm_mob_ref.ReconfigVM_Task(:spec => RbVmomi::VIM.VirtualMachineConfigSpec(options['hardware_spec']))
           task.wait_for_completion
            { 'task_state' => task.info.state }