diff --git a/lib/container.js b/lib/container.js
index <HASH>..<HASH> 100644
--- a/lib/container.js
+++ b/lib/container.js
@@ -160,6 +160,7 @@ module.exports = function(config, logger) {
         var instance = data.Instances[0];
 
         var tagParams = {Resources: [instance.InstanceId], Tags: container.specific.tags};
+        tagParams.Tags.push({Key: 'nscale-system', Value: system.name});
         _ec2.createTags(tagParams, function() {
           pollInstanceStart(_ec2, instance, function(err, newSpecific) {
             if (err) { return cb(err); }
added nscale-system tag on boot