diff --git a/lib/asciinema/rails/flash.ex b/lib/asciinema/rails/flash.ex
new file mode 100644
index 0000000..1cd13d9
--- /dev/null
+++ b/lib/asciinema/rails/flash.ex
@@ -0,0 +1,13 @@
+defmodule Asciinema.Rails.Flash do
+  import Plug.Conn
+
+  def put_rails_flash(conn, key, value) do
+    key = case key do
+            :info -> :notice
+            :error -> :alert
+            key -> key
+          end
+
+    put_session(conn, :flash, %{discard: [], flashes: %{key => value}})
+  end
+end
diff --git a/web/controllers/session_controller.ex b/web/controllers/session_controller.ex
index 9ee3987..deb4e1b 100644
--- a/web/controllers/session_controller.ex
+++ b/web/controllers/session_controller.ex
@@ -64,10 +64,6 @@ defmodule Asciinema.SessionController do
     end
   end
 
-  defp put_rails_flash(conn, key, value) do
-    put_session(conn, :flash, %{discard: [], flashes: %{key => value}})
-  end
-
   defp redirect_to_profile(conn) do
     redirect(conn, to: profile_path(conn.assigns.current_user))
   end
diff --git a/web/web.ex b/web/web.ex
index 88ae5c5..2999ebb 100644
--- a/web/web.ex
+++ b/web/web.ex
@@ -38,6 +38,7 @@ defmodule Asciinema.Web do
       import Asciinema.Router.Helpers
       import Asciinema.Router.Helpers.Extra
       import Asciinema.Gettext
+      import Asciinema.Rails.Flash
     end
   end