diff --git a/Doc/library/http.client.rst b/Doc/library/http.client.rst
index f0f78032023..2a5c37c78fb 100644
--- a/Doc/library/http.client.rst
+++ b/Doc/library/http.client.rst
@@ -477,6 +477,9 @@ statement.
 
    Return a list of (header, value) tuples.
 
+.. method:: HTTPResponse.fileno()
+
+   Return the ``fileno`` of the underlying socket.
 
 .. attribute:: HTTPResponse.msg