diff --git a/main.py b/main.py
index 2b495f0..eb4ce59 100755
--- a/main.py
+++ b/main.py
@@ -326,7 +326,7 @@ def write_dns_reverse_file(api_client):
                     f.write(zone_file_content)
                 zone_v6.append(zone6_name)
 
-api_client = Re2oAPIClient(api_hostname, api_username, api_password)
+api_client = Re2oAPIClient(api_hostname, api_username, api_password, use_tls=True)
 
 client_hostname = socket.gethostname().split('.', 1)[0]