diff --git a/src/caosdb/connection/connection.py b/src/caosdb/connection/connection.py
index 3dd28fe2289efc463869d0e98b1771f794c794bb..fb75ea3497503130f57f0b9224a5936fe70cfeee 100644
--- a/src/caosdb/connection/connection.py
+++ b/src/caosdb/connection/connection.py
@@ -612,7 +612,7 @@ class _Connection(object):  # pylint: disable=useless-object-inheritance
             method=method,
             path=path,
             headers=headers,
-            body=body, **kwargs)
+            body=body)
         _LOGGER.debug("response: %s %s", str(http_response.status),
                       str(http_response.getheaders()))
         self._authenticator.on_response(http_response)