diff --git a/lib/reporting/report_renderer.rb b/lib/reporting/report_renderer.rb
index 0c56d6daab..274bdf95c2 100644
--- a/lib/reporting/report_renderer.rb
+++ b/lib/reporting/report_renderer.rb
@@ -15,7 +15,7 @@ module Reporting
     end
 
     def html_render?
-      @report.params[:report_format].in?(['', 'pdf'])
+      @report.params[:report_format].in?([nil, '', 'pdf'])
     end
 
     def display_header_row?
diff --git a/lib/reporting/reports/packing/base.rb b/lib/reporting/reports/packing/base.rb
index 585029dd38..e561f3a81b 100644
--- a/lib/reporting/reports/packing/base.rb
+++ b/lib/reporting/reports/packing/base.rb
@@ -29,13 +29,6 @@ module Reporting
           { quantity: :quantity }
         end
 
-        def custom_headers
-          return {} if html_render?
-
-          # Use non translated headers to avoid breaking changes
-          @custom_headers ||= report_data.columns.index_by(&:itself).symbolize_keys
-        end
-
         def default_params
           # Prevent breaking change in this report by hidding new columns by default
           { fields_to_hide: ["phone", "price"],