diff --git a/db/migrate/20231129222807_enable_feature_backround_reports.rb b/db/migrate/20231129222807_enable_feature_backround_reports.rb
new file mode 100644
index 0000000000..a0688cb66c
--- /dev/null
+++ b/db/migrate/20231129222807_enable_feature_backround_reports.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class EnableFeatureBackroundReports < ActiveRecord::Migration[7.0]
+  def up
+    Flipper.enable("background_reports")
+  end
+end
diff --git a/lib/open_food_network/feature_toggle.rb b/lib/open_food_network/feature_toggle.rb
index ccced3415c..f1a075ef8f 100644
--- a/lib/open_food_network/feature_toggle.rb
+++ b/lib/open_food_network/feature_toggle.rb
@@ -10,6 +10,17 @@ module OpenFoodNetwork
     # Please add your new feature here to appear in the Flipper UI.
     # We way move this to a YAML file when it becomes too awkward.
     # **WARNING:** Features not in this list will be removed.
+    #
+    # Once the feature is ready for general production use,
+    # copy the feature declaration to ACTIVE_BY_DEFAULT below and
+    # activate it for all instances with a migration:
+    #
+    #   ./bin/rails generate migration EnableFeatureDragonMode
+    #
+    # Replace the `change` method with an `up` method and add this line:
+    #
+    #   Flipper.enable("dragon_mode")
+    #
     CURRENT_FEATURES = {
       "admin_style_v3" => <<~DESC,
         Test the work-in-progress design updates.
@@ -38,10 +49,23 @@ module OpenFoodNetwork
       DESC
     }.freeze
 
+    # Features you would like to be enabled to start with.
+    #
+    # Copy features here that were activated in a migration so that new
+    # instances, development and test environments have the feature active.
+    ACTIVE_BY_DEFAULT = {
+      "background_reports" => <<~DESC,
+        Generate reports in a background process to limit memory consumption.
+      DESC
+    }.freeze
+
     def self.setup!
       CURRENT_FEATURES.each_key do |name|
         feature = Flipper.feature(name)
-        feature.add unless feature.exist?
+        unless feature.exist?
+          feature.add
+          feature.enable if ACTIVE_BY_DEFAULT[name]
+        end
       end
 
       Flipper.features.each do |feature|
diff --git a/spec/base_spec_helper.rb b/spec/base_spec_helper.rb
index ad026026ed..36895456dd 100644
--- a/spec/base_spec_helper.rb
+++ b/spec/base_spec_helper.rb
@@ -88,6 +88,33 @@ RSpec.configure do |config|
     expectations.syntax = :expect
   end
 
+  # Reset all feature toggles to prevent leaking.
+  config.before(:suite) do
+    Flipper.features.each(&:remove)
+    OpenFoodNetwork::FeatureToggle.setup!
+  end
+
+  config.before(:each) do |example|
+    Flipper.disable(:background_reports) if example.file_path.in?(
+      [
+        # rubocop:disable Layout/LineLength
+        "./spec/controllers/admin/reports_controller_spec.rb",
+        "./spec/system/admin/reports/enterprise_fee_summaries_spec.rb",
+        "./spec/system/admin/reports/enterprise_summary_fees/enterprise_summary_fee_with_tax_report_by_order_spec.rb",
+        "./spec/system/admin/reports/enterprise_summary_fees/enterprise_summary_fee_with_tax_report_by_producer_spec.rb",
+        "./spec/system/admin/reports/orders_and_fulfillment_spec.rb",
+        "./spec/system/admin/reports/packing_report_spec.rb",
+        "./spec/system/admin/reports/payments_report_spec.rb",
+        "./spec/system/admin/reports/revenues_by_hub_spec.rb",
+        "./spec/system/admin/reports/sales_tax/sales_tax_totals_by_order_spec.rb",
+        "./spec/system/admin/reports/sales_tax/sales_tax_totals_by_producer_spec.rb",
+        "./spec/system/admin/reports/users_and_enterprises_spec.rb",
+        "./spec/system/admin/reports_spec.rb",
+        # rubocop:enable Layout/LineLength
+      ]
+    )
+  end
+
   config.before(:each, :feature) do |example|
     feature = example.metadata[:feature].to_s