diff --git a/test/helper_test.rb b/test/helper_test.rb
index ad6d4f27..6c48c2d6 100644
--- a/test/helper_test.rb
+++ b/test/helper_test.rb
@@ -48,6 +48,7 @@ module RedmineDmsf
         @project1 = Project.find 1
         @folder1 = DmsfFolder.find 1
         Setting.plugin_redmine_dmsf['dmsf_webdav_use_project_names'] = nil
+        Setting.plugin_redmine_dmsf['dmsf_projects_as_subfolders'] = nil
       end
     end
   end
diff --git a/test/integration_test.rb b/test/integration_test.rb
index e0a913c9..a921b16e 100644
--- a/test/integration_test.rb
+++ b/test/integration_test.rb
@@ -37,6 +37,7 @@ module RedmineDmsf
         @anonymous = credentials('')
         @project1 = Project.find 1
         Setting.plugin_redmine_dmsf['dmsf_webdav_use_project_names'] = '1'
+        Setting.plugin_redmine_dmsf['dmsf_projects_as_subfolders'] = nil
         @project1_name = RedmineDmsf::Webdav::ProjectResource.create_project_name(@project1)
         @project1_uri = Addressable::URI.escape(@project1_name)
         @project2 = Project.find 2