diff --git a/config/environments/production.rb b/config/environments/production.rb
index bdcd01d..ffb110e 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -80,10 +80,10 @@ Rails.application.configure do
   config.active_record.attributes_for_inspect = [ :id ]
 
   # Enable DNS rebinding protection and other `Host` header attacks.
-  # config.hosts = [
-  #   "example.com",     # Allow requests from example.com
-  #   /.*\.example\.com/ # Allow requests from subdomains like `www.example.com`
-  # ]
+  config.hosts = [
+    "kluk.fr",
+    /.*\.kluk\.fr/
+  ]
   #
   # Skip DNS rebinding protection for the default health check endpoint.
   # config.host_authorization = { exclude: ->(request) { request.path == "/up" } }