diff --git a/ibmsecurity/isam/web/reverse_proxy/junctions.py b/ibmsecurity/isam/web/reverse_proxy/junctions.py
index 28ec1ea3..796fb37d 100644
--- a/ibmsecurity/isam/web/reverse_proxy/junctions.py
+++ b/ibmsecurity/isam/web/reverse_proxy/junctions.py
@@ -551,7 +551,7 @@ def set(isamAppliance, reverseproxy_id, junction_point, server_hostname, server_
                     jct_json['remote_http_header'] = remote_http_header
                 # To allow for multiple header values to be sorted during compare convert retrieved data into array
                 if exist_jct['remote_http_header'].startswith('insert - '):
-                    exist_jct['remote_http_header'] = [_word.replace('_','-') for _word in (exist_jct['remote_http_header'][9:]).split(' ')]
+                    exist_jct['remote_http_header'] = exist_jct['remote_http_header'][9:]).split(' ')
                 if request_encoding is None:
                     jct_json['request_encoding'] = 'UTF-8, URI Encoded'
                 else: