diff --git a/prometheus-odoo-license-exporter b/prometheus-odoo-license-exporter
index 23aa675..65fa7f1 100755
--- a/prometheus-odoo-license-exporter
+++ b/prometheus-odoo-license-exporter
@@ -27,7 +27,7 @@ if __name__ == '__main__':
             "Remaining days before Odoo license expiration")
 
     # Serve metrics over HTTP
-    start_http_server(host=HTTP_HOST, port=HTTP_PORT)
+    start_http_server(addr=HTTP_HOST, port=HTTP_PORT)
 
     # Open connection
     with psycopg2.connect(database=DBNAME, user=USER) as conn: