diff --git a/src/plasma/dataengine.cpp b/src/plasma/dataengine.cpp
index ebeecc722..1b5edfe08 100644
--- a/src/plasma/dataengine.cpp
+++ b/src/plasma/dataengine.cpp
@@ -190,7 +190,7 @@ void DataEngine::setData(const QString &source, const QString &key, const QVaria
     d->scheduleSourcesUpdated();
 }
 
-void DataEngine::setData(const QString &source, const Data &data)
+void DataEngine::setData(const QString &source, const QHash<QString, QVariant> &data)
 {
     DataContainer *s = d->source(source, false);
     bool isNew = !s;
diff --git a/src/plasma/dataengine.h b/src/plasma/dataengine.h
index 448735556..2f49fc325 100644
--- a/src/plasma/dataengine.h
+++ b/src/plasma/dataengine.h
@@ -339,7 +339,7 @@ NoAlignment) const;
          * @param source the name of the data source
          * @param data the data to add to the source
          **/
-        void setData(const QString &source, const Data &data);
+        void setData(const QString &source, const QHash<QString, QVariant> &data);
 
         /**
          * Removes all the data associated with a data source.