diff --git a/lib/tasks/redmine.rake b/lib/tasks/redmine.rake
index 90e642588..7c1a36248 100644
--- a/lib/tasks/redmine.rake
+++ b/lib/tasks/redmine.rake
@@ -84,3 +84,6 @@ namespace :redmine do
     end
   end
 end
+
+# Load plugins' rake tasks
+Dir[File.join(Rails.root, "plugins/*/lib/tasks/**/*.rake")].sort.each { |ext| load ext }