diff --git a/dataenginemanager.cpp b/dataenginemanager.cpp
index 1ac41095a..66fdf9445 100644
--- a/dataenginemanager.cpp
+++ b/dataenginemanager.cpp
@@ -165,3 +165,4 @@ QStringList DataEngineManager::knownEngines()
 
 } // namespace Plasma
 
+#include "dataenginemanager.moc"
diff --git a/dataenginemanager.h b/dataenginemanager.h
index d56ee2cf4..aff444daa 100644
--- a/dataenginemanager.h
+++ b/dataenginemanager.h
@@ -31,8 +31,9 @@ namespace Plasma
  * Plasma::DataEngineManager provides facilities for listing, loading and
  * according to reference count unloading of DataEngines.
  **/
-class PLASMA_EXPORT DataEngineManager
+class PLASMA_EXPORT DataEngineManager: public QObject
 {
+    Q_OBJECT
     public:
         /**
          * Singleton pattern accessor.