1 files changed, 1 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb b/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb
index 9c9ccc62f5..8ebf870b95 100644
--- a/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb
+++ b/actionpack/lib/action_dispatch/middleware/session/cookie_store.rb
@@ -59,7 +59,7 @@ module ActionDispatch
       end
 
       def set_session(env, sid, session_data, options)
-        persistent_session_id!(session_data, sid)
+        session_data.merge("session_id" => sid)
       end
 
       def set_cookie(env, session_id, cookie)