diff --git a/lib/i18n-js/engine.rb b/lib/i18n-js/engine.rb
index 5d606ecd..8a728dba 100644
--- a/lib/i18n-js/engine.rb
+++ b/lib/i18n-js/engine.rb
@@ -35,7 +35,9 @@ class Engine < ::Rails::Engine
       # rewrite path cache hash at startup and before each request in development
       config.to_prepare do
         next unless SimplesIdeias::I18n.has_asset_pipeline?
-        SimplesIdeias::I18n::Engine.write_hash_if_changed unless Rails.env.production?
+        if Rails.env.development? || Rails.env.test?
+          SimplesIdeias::I18n::Engine.write_hash_if_changed
+        end
       end
 
       def self.load_path_hash_cache