diff --git a/ui/app/toolkits/qt/Toolkit.cc b/ui/app/toolkits/qt/Toolkit.cc
index 18d2d9766..504085031 100644
--- a/ui/app/toolkits/qt/Toolkit.cc
+++ b/ui/app/toolkits/qt/Toolkit.cc
@@ -44,6 +44,12 @@ Toolkit::Toolkit(int argc, char **argv)
   QCoreApplication::setApplicationName("Workrave");
 }
 
+void
+Toolkit::preinit(std::shared_ptr<workrave::config::IConfigurator> config)
+{
+  TRACE_ENTRY();
+}
+
 void
 Toolkit::init(std::shared_ptr<IApplicationContext> app)
 {
diff --git a/ui/app/toolkits/qt/Toolkit.hh b/ui/app/toolkits/qt/Toolkit.hh
index 3459be8bc..e055588a8 100644
--- a/ui/app/toolkits/qt/Toolkit.hh
+++ b/ui/app/toolkits/qt/Toolkit.hh
@@ -52,6 +52,7 @@ public:
   ~Toolkit() override = default;
 
   // IToolkit
+  void preinit(std::shared_ptr<workrave::config::IConfigurator> config) override;
   void init(std::shared_ptr<IApplicationContext> app) override;
   void deinit() override;