diff --git a/docs/api.rst b/docs/api.rst
index a105fd92..553a3d2c 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -5,9 +5,9 @@ API Documentation
 
 .. autoclass:: Elasticsearch
 
-.. autoclass:: Transport
+.. autoclass:: Transport(hosts, connection_class=RequestsHttpConnection, connection_pool_class=ConnectionPool, nodes_to_host_callback=construct_hosts_list, sniff_on_start=False, sniff_after_requests=None, sniff_on_connection_fail=False, serializer=JSONSerializer(), max_retries=3, ** kwargs)
 
-.. autoclass:: ConnectionPool
+.. autoclass:: ConnectionPool(connections, dead_timeout=60, selector_class=RoundRobinSelector, randomize_hosts=True, ** kwargs)
 
 .. autoclass:: Connection