diff --git a/app/serializers/api/product_serializer.rb b/app/serializers/api/product_serializer.rb
index 592b67ecdb..733904c5b6 100644
--- a/app/serializers/api/product_serializer.rb
+++ b/app/serializers/api/product_serializer.rb
@@ -1,4 +1,4 @@
-require 'open_food_network/scope_variant_to_hub'
+require "open_food_network/scope_variant_to_hub"
 
 class Api::ProductSerializer < ActiveModel::Serializer
   include ActionView::Helpers::SanitizeHelper
@@ -23,7 +23,8 @@ class Api::ProductSerializer < ActiveModel::Serializer
 
   # return a sanitized html description
   def description_html
-    d = sanitize(object.description, tags: "p, b, strong, em, i, a, u", attributes: "href, target")
+    d = sanitize(object.description, tags: ["p", "b", "strong", "em", "i", "a", "u"],
+                                     attributes: ["href", "target"])
     d.to_s.html_safe
   end