diff --git a/app/controllers/main_controller.rb b/app/controllers/main_controller.rb
--- a/app/controllers/main_controller.rb
+++ b/app/controllers/main_controller.rb
@@ -21,7 +21,7 @@
   def login
     saved_notice = flash[:notice]
     reset_session
-    flash[:notice] = saved_notice
+    flash.now[:notice] = saved_notice
 
     # EXPERIMENT:
     # Hide login if in single user mode and the url does not