diff --git a/app/helpers/tenanting_helper.rb b/app/helpers/tenanting_helper.rb
new file mode 100644
index 000000000..762e12fa0
--- /dev/null
+++ b/app/helpers/tenanting_helper.rb
@@ -0,0 +1,7 @@
+module TenantingHelper
+  def tenanted_action_cable_meta_tag
+    tag "meta",
+        name: "action-cable-url",
+        content: [ request.script_name, ActionCable.server.config.mount_path ].join("/")
+  end
+end
diff --git a/app/views/layouts/shared/_head.html.erb b/app/views/layouts/shared/_head.html.erb
index 90f80df4e..4b342fd70 100644
--- a/app/views/layouts/shared/_head.html.erb
+++ b/app/views/layouts/shared/_head.html.erb
@@ -15,6 +15,7 @@
   <%= stylesheet_link_tag :app, "data-turbo-track": "reload" %>
   <%= javascript_importmap_tags %>
 
+  <%= tenanted_action_cable_meta_tag %>
   <%= yield :head %>
 
   <link rel="manifest" href="/manifest.json">