1 files changed, 3 insertions, 1 deletions
diff --git a/app/controllers/confirmations_controller.rb b/app/controllers/confirmations_controller.rb
index 7bc46a6ccc0..2c4aab67448 100644
--- a/app/controllers/confirmations_controller.rb
+++ b/app/controllers/confirmations_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ConfirmationsController < Devise::ConfirmationsController
   include AcceptsPendingInvitations
 
@@ -20,7 +22,7 @@ class ConfirmationsController < Devise::ConfirmationsController
       after_sign_in(resource)
     else
       Gitlab::AppLogger.info("Email Confirmed: username=#{resource.username} email=#{resource.email} ip=#{request.remote_ip}")
-      flash[:notice] += " Please sign in."
+      flash[:notice] = flash[:notice] + " Please sign in."
       new_session_path(:user, anchor: 'login-pane')
     end
   end