diff --git a/lib/api/v3/work_packages/work_package_representer.rb b/lib/api/v3/work_packages/work_package_representer.rb
index c6be22bd64..4a1e1b8a6f 100644
--- a/lib/api/v3/work_packages/work_package_representer.rb
+++ b/lib/api/v3/work_packages/work_package_representer.rb
@@ -239,7 +239,10 @@ module API
 
         links :children do
           visible_children.map do |child|
-            { href: "#{root_path}api/v3/work_packages/#{child.id}", title: child.subject }
+            {
+              href: api_v3_paths.work_package(child.id),
+              title: child.subject
+            }
           end unless visible_children.empty?
         end