diff --git a/lib/engines/content_object_store/test/integration/content_block/editions_test.rb b/lib/engines/content_object_store/test/integration/content_block/editions_test.rb
index 2af4b3a8c75..684d1bda982 100644
--- a/lib/engines/content_object_store/test/integration/content_block/editions_test.rb
+++ b/lib/engines/content_object_store/test/integration/content_block/editions_test.rb
@@ -5,6 +5,7 @@ class ContentObjectStore::ContentBlock::EditionsTest < ActionDispatch::Integrati
   include Capybara::DSL
   extend Minitest::Spec::DSL
   include ContentObjectStore::Engine.routes.url_helpers
+  include ContentObjectStore::IntegrationTestHelpers
 
   before do
     login_as_admin
@@ -185,12 +186,6 @@ class ContentObjectStore::ContentBlock::EditionsTest < ActionDispatch::Integrati
   end
 end
 
-def stub_request_for_schema(block_type)
-  schema = stub(id: "content_block_type", fields: %w[foo bar], name: "schema", body: {}, block_type:)
-  ContentObjectStore::ContentBlock::Schema.stubs(:find_by_block_type).with(block_type).returns(schema)
-  schema
-end
-
 def renders_errors(&block)
   content_block_edition = build(:content_block_edition, :email_address)
   ContentObjectStore::CreateEditionService.any_instance.expects(:call).raises(ActiveRecord::RecordInvalid, content_block_edition)
diff --git a/lib/engines/content_object_store/test/integration/content_block/workflow_test.rb b/lib/engines/content_object_store/test/integration/content_block/workflow_test.rb
index 64a3cefe1c1..04cfd10bd4f 100644
--- a/lib/engines/content_object_store/test/integration/content_block/workflow_test.rb
+++ b/lib/engines/content_object_store/test/integration/content_block/workflow_test.rb
@@ -6,6 +6,7 @@ class ContentObjectStore::ContentBlock::WorkflowTest < ActionDispatch::Integrati
   extend Minitest::Spec::DSL
   include SidekiqTestHelpers
   include ContentObjectStore::Engine.routes.url_helpers
+  include ContentObjectStore::IntegrationTestHelpers
 
   let(:details) do
     {
@@ -176,11 +177,6 @@ def assert_edition_is_published(&block)
   end
 end
 
-def stub_request_for_schema(block_type)
-  schema = stub(id: "content_block_type", fields: %w[foo bar], name: "schema", body: {}, block_type:)
-  ContentObjectStore::ContentBlock::Schema.stubs(:find_by_block_type).with(block_type).returns(schema)
-end
-
 def update_params(edition_id:, organisation_id:)
   {
     id: edition_id,
diff --git a/lib/engines/content_object_store/test/support/integration_test_helpers.rb b/lib/engines/content_object_store/test/support/integration_test_helpers.rb
new file mode 100644
index 00000000000..0bea536dec4
--- /dev/null
+++ b/lib/engines/content_object_store/test/support/integration_test_helpers.rb
@@ -0,0 +1,7 @@
+module ContentObjectStore::IntegrationTestHelpers
+  def stub_request_for_schema(block_type)
+    schema = stub(id: "content_block_type", fields: %w[foo bar], name: "schema", body: {}, block_type:)
+    ContentObjectStore::ContentBlock::Schema.stubs(:find_by_block_type).with(block_type).returns(schema)
+    schema
+  end
+end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index d23ddac0d7e..e4e5de0d31a 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -27,6 +27,7 @@
 end
 
 Dir[Rails.root.join("test/support/*.rb")].sort.each { |f| require f }
+Dir[Rails.root.join("lib/engines/**/test/support/*.rb")].sort.each { |f| require f }
 
 Whitehall::Application.load_tasks if Rake::Task.tasks.empty?