diff --git a/src/chttpd_auth.erl b/src/chttpd_auth.erl
index be12148..d4d5a42 100644
--- a/src/chttpd_auth.erl
+++ b/src/chttpd_auth.erl
@@ -17,6 +17,7 @@
 
 -export([default_authentication_handler/1]).
 -export([cookie_authentication_handler/1]).
+-export([delegated_authentication_handler/1]).
 -export([party_mode_handler/1]).
 
 -export([handle_session_req/1]).
@@ -47,6 +48,7 @@ default_authentication_handler(Req) ->
 cookie_authentication_handler(Req) ->
     couch_httpd_auth:cookie_authentication_handler(Req, chttpd_auth_cache).
 
+
 party_mode_handler(Req) ->
     case config:get("chttpd", "require_valid_user", "false") of
     "true" ->
@@ -60,6 +62,9 @@ party_mode_handler(Req) ->
         end
     end.
 
+delegated_authentication_handler(Req) ->
+    couch_httpd_auth:handle_delegated_session_req(Req, chttpd_auth_cache).
+
 handle_session_req(Req) ->
     couch_httpd_auth:handle_session_req(Req, chttpd_auth_cache).
 
diff --git a/src/chttpd_httpd_handlers.erl b/src/chttpd_httpd_handlers.erl
index b91aae9..7e51e65 100644
--- a/src/chttpd_httpd_handlers.erl
+++ b/src/chttpd_httpd_handlers.erl
@@ -24,6 +24,7 @@ url_handler(<<"_reload_query_servers">>) -> fun chttpd_misc:handle_reload_query_
 url_handler(<<"_replicate">>)      -> fun chttpd_misc:handle_replicate_req/1;
 url_handler(<<"_uuids">>)          -> fun chttpd_misc:handle_uuids_req/1;
 url_handler(<<"_session">>)        -> fun chttpd_auth:handle_session_req/1;
+url_handler(<<"_login_as">>)       -> fun chttpd_auth:delegated_authentication_handler/1;
 url_handler(<<"_up">>)             -> fun chttpd_misc:handle_up_req/1;
 url_handler(_) -> no_match.