diff --git a/mitmproxy2swagger/mitmproxy2swagger.py b/mitmproxy2swagger/mitmproxy2swagger.py
index 3f60136..f444772 100644
--- a/mitmproxy2swagger/mitmproxy2swagger.py
+++ b/mitmproxy2swagger/mitmproxy2swagger.py
@@ -221,7 +221,7 @@ def main(override_args: Optional[Sequence[str]] = None):
                     set_key_if_not_exists(
                         swagger["paths"][path_template_to_set][method],
                         "parameters",
-                        headers_request,
+                        headers_request + (params or []),
                     )
             if params is not None and len(params) > 0:
                 set_key_if_not_exists(