diff --git a/IM/connectors/EC2.py b/IM/connectors/EC2.py
index 2548d7af5..8ecc504ac 100644
--- a/IM/connectors/EC2.py
+++ b/IM/connectors/EC2.py
@@ -17,6 +17,7 @@
 import time
 import requests
 import re
+import uuid
 from netaddr import IPNetwork, IPAddress, spanning_cidr
 
 try:
@@ -1348,7 +1349,10 @@ def add_dns_entry(self, hostname, domain, ip, auth_data, extra_args=None):
 
             if not zone:
                 self.log_info("Creating DNS zone %s" % domain)
-                zone = conn.create_hosted_zone(domain)
+                zone = conn.create_hosted_zone(
+                    Name=domain,
+                    CallerReference=str(uuid.uuid4())
+                )['HostedZone']
             else:
                 self.log_info("DNS zone %s exists. Do not create." % domain)