diff --git a/lib/redmine_custom_workflows/patches/projects_helper_patch.rb b/lib/redmine_custom_workflows/patches/projects_helper_patch.rb
index eb1c830..d3ddc7d 100644
--- a/lib/redmine_custom_workflows/patches/projects_helper_patch.rb
+++ b/lib/redmine_custom_workflows/patches/projects_helper_patch.rb
@@ -34,4 +34,4 @@ module RedmineCustomWorkflows
   end
 end
 
-ProjectsHelper.send(:prepend, RedmineCustomWorkflows::Patches::ProjectsHelperPatch)
+ProjectsController.send :helper, RedmineCustomWorkflows::Patches::ProjectsHelperPatch