diff --git a/src/mad/ruby/VirtualMachineDriver.rb b/src/mad/ruby/VirtualMachineDriver.rb
index 7d1665ef75..faec2e8e65 100644
--- a/src/mad/ruby/VirtualMachineDriver.rb
+++ b/src/mad/ruby/VirtualMachineDriver.rb
@@ -191,6 +191,7 @@ class VirtualMachineDriver < OpenNebulaDriver
     def detach_nic(id, drv_message)
         error = "Action not implemented by driver #{self.class}"
         send_message(ACTION[:detach_nic],RESULT[:failure],id,error)
+    end
 
     def snapshot_create(id, drv_message)
         error = "Action not implemented by driver #{self.class}"