diff --git a/cert_mgmt/letsencrypt_mgmt_profile_with_dns.py b/cert_mgmt/letsencrypt_mgmt_profile_with_dns.py
index 389aca90..2384c76e 100644
--- a/cert_mgmt/letsencrypt_mgmt_profile_with_dns.py
+++ b/cert_mgmt/letsencrypt_mgmt_profile_with_dns.py
@@ -193,7 +193,7 @@ def add_dns_text_record(key_digest_64, txt_record_name, kwargs):
 
             #Waiting for changes to propogate to all the Route 53 authoritative DNS servers
             while(response["ChangeInfo"]["Status"]!='INSYNC'):
-                response = client.get_change(id=response["ChangeInfo"]["Id"])
+                response = client.get_change(Id=response["ChangeInfo"]["Id"])
 
             print("Added dns text record")
         except Exception as e: