diff --git a/config/environments/production.rb b/config/environments/production.rb
index e02b8f942d..2e08f8e029 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -45,6 +45,8 @@ Openfoodnetwork::Application.configure do
   # Precompile additional assets (application.js, application.css, and all non-JS/CSS are already added)
   # config.assets.precompile += %w( search.js )
 
+  config.assets.js_compressor = Uglifier.new(mangle: false)
+
   # Disable delivery errors, bad email addresses will be ignored
   # config.action_mailer.raise_delivery_errors = false