diff --git a/app/views/layouts/base.html.erb b/app/views/layouts/base.html.erb
index 8114ff9e0..0a1f2ae38 100644
--- a/app/views/layouts/base.html.erb
+++ b/app/views/layouts/base.html.erb
@@ -115,7 +115,7 @@
     </div>
 </div>
 <div id="footer">
-    Powered by <%= link_to Redmine::Info.app_name, Redmine::Info.url %> &copy; 2006-2022 Jean-Philippe Lang
+    Powered by <%= link_to Redmine::Info.app_name, Redmine::Info.url, :target => '_blank', :rel => 'noopener' %> &copy; 2006-2022 Jean-Philippe Lang
 </div>
 
 <div id="ajax-indicator" style="display:none;"><span><%= l(:label_loading) %></span></div>
diff --git a/lib/redmine/preparation.rb b/lib/redmine/preparation.rb
index 79f4f82ee..d2249b03e 100644
--- a/lib/redmine/preparation.rb
+++ b/lib/redmine/preparation.rb
@@ -169,7 +169,7 @@ module Redmine
                   :caption => :label_project_plural
         menu.push :administration, {:controller => 'admin', :action => 'index'},
                   :if => Proc.new {User.current.admin?}, :last => true
-        menu.push :help, Info.help_url, :last => true
+        menu.push :help, Info.help_url, :html => {:target => '_blank', :rel => 'noopener'}, :last => true
       end
 
       MenuManager.map :account_menu do |menu|