diff --git a/src/im_mad/ec2/one_im_ec2.rb b/src/im_mad/ec2/one_im_ec2.rb
index 41d29a4334..d99d8ebd46 100755
--- a/src/im_mad/ec2/one_im_ec2.rb
+++ b/src/im_mad/ec2/one_im_ec2.rb
@@ -38,7 +38,9 @@ class EC2InformationManagerDriver < OpenNebulaDriver
     # EC2 cloud
     #---------------------------------------------------------------------------
     def initialize()
-        super(1,false)
+        super('im'
+            :concurrency => 1,
+            :threaded => false)
 
         register_action(:MONITOR, method("action_monitor"))