diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 3c3ab9238..034afb2e9 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
   <%= render "layouts/shared/head" %>
 
   <body data-controller="lightbox local-time timezone-cookie" data-action="turbo:morph@window->local-time#refreshAll">
