diff --git a/document_page_approval/tests/__init__.py b/document_page_approval/tests/__init__.py
index 4d55c4d9..5797c27d 100644
--- a/document_page_approval/tests/__init__.py
+++ b/document_page_approval/tests/__init__.py
@@ -1,3 +1,3 @@
 """Module test initialisation."""
 # -*- coding: utf-8 -*-
-from . import test_document_page_approval
+from . import test_document_page_approval, test_document_page_history_workflow