diff --git a/src/vmm/VirtualMachineManager.cc b/src/vmm/VirtualMachineManager.cc
index 5823fa99fe..ad500b1aec 100644
--- a/src/vmm/VirtualMachineManager.cc
+++ b/src/vmm/VirtualMachineManager.cc
@@ -1652,6 +1652,7 @@ void VirtualMachineManager::attach_action(
     }
 
     // Get the driver for this VM
+
     vmd = get(vm->get_vmm_mad());
 
     if ( vmd == 0 )
@@ -1666,6 +1667,8 @@ void VirtualMachineManager::attach_action(
         goto error_disk;
     }
 
+    vm_tm_mad = vm->get_tm_mad();
+
     opennebula_hostname = nd.get_nebula_hostname();
 
     rc = tm->prolog_transfer_command(