diff --git a/mayan/apps/documents/tests/test_views.py b/mayan/apps/documents/tests/test_views.py
index 3640c67e76..4645de3501 100644
--- a/mayan/apps/documents/tests/test_views.py
+++ b/mayan/apps/documents/tests/test_views.py
@@ -247,6 +247,9 @@ class DocumentsViewsTestCase(GenericDocumentViewTestCase):
             permission_document_download.stored_permission
         )
 
+        # Set the expected_content_type for common.tests.mixins.ContentTypeCheckMixin
+        self.expected_content_type = self.document.file_mimetype
+
         response = self.post(
             'documents:document_download', args=(self.document.pk,)
         )
@@ -284,6 +287,9 @@ class DocumentsViewsTestCase(GenericDocumentViewTestCase):
             permission_document_download.stored_permission
         )
 
+        # Set the expected_content_type for common.tests.mixins.ContentTypeCheckMixin
+        self.expected_content_type = self.document.file_mimetype
+
         response = self.post(
             'documents:document_multiple_download',
             data={'id_list': self.document.pk}
@@ -323,6 +329,9 @@ class DocumentsViewsTestCase(GenericDocumentViewTestCase):
             permission_document_download.stored_permission
         )
 
+        # Set the expected_content_type for common.tests.mixins.ContentTypeCheckMixin
+        self.expected_content_type = self.document.file_mimetype
+
         response = self.post(
             'documents:document_version_download', args=(
                 self.document.latest_version.pk,