diff --git a/code/ddns-lambda.py b/code/ddns-lambda.py
index 2ecc23f..a128889 100755
--- a/code/ddns-lambda.py
+++ b/code/ddns-lambda.py
@@ -667,7 +667,7 @@ def lambda_handler(
     tag_data['name'] = tag_data_tuple(*process_tags_name(tags))
     LOGGER.debug("New tag_data structure: %s", str(pformat(tag_data)) + lineno())
 
-    emr_status = discover_emr(tags_dict)
+    emr_status = discover_emr_cluster(tags_dict)
     LOGGER.info(f"discover_emr instance: {instance_id} result {emr_status}")
 
     default_hostname = '-'.join(['ip'] + private_ip.split('.'))