diff --git a/src/plasma/dataengine.h b/src/plasma/dataengine.h
index ffe6b6ead..35920a317 100644
--- a/src/plasma/dataengine.h
+++ b/src/plasma/dataengine.h
@@ -62,8 +62,6 @@ class PLASMA_EXPORT DataEngine : public QObject
     public:
         typedef QHash<QString, DataEngine*> Dict;
         typedef QMap<QString, QVariant> Data;
-        typedef QMapIterator<QString, QVariant> DataIterator;
-        typedef QHash<QString, DataContainer*> SourceDict;
 
         /**
          * Constructor.
diff --git a/src/plasma/private/dataengine_p.h b/src/plasma/private/dataengine_p.h
index d8ade83af..53907cd89 100644
--- a/src/plasma/private/dataengine_p.h
+++ b/src/plasma/private/dataengine_p.h
@@ -98,7 +98,7 @@ class DataEnginePrivate
         int updateTimerId;
         int minPollingInterval;
         QTime updateTimestamp;
-        DataEngine::SourceDict sources;
+        QHash<QString, DataContainer*> sources;
         bool valid;
         DataEngineScript *script;
         QString serviceName;
diff --git a/src/plasma/scripting/dataenginescript.cpp b/src/plasma/scripting/dataenginescript.cpp
index ac45e4a48..0b25b1baa 100644
--- a/src/plasma/scripting/dataenginescript.cpp
+++ b/src/plasma/scripting/dataenginescript.cpp
@@ -166,12 +166,12 @@ void DataEngineScript::addSource(DataContainer *source)
     }
 }
 
-DataEngine::SourceDict DataEngineScript::containerDict() const
+QHash<QString, DataContainer*> DataEngineScript::containerDict() const
 {
     if (d->dataEngine) {
         return d->dataEngine->containerDict();
     }
-    return DataEngine::SourceDict();
+    return QHash<QString, DataContainer*>();
 }
 
 void DataEngineScript::removeSource(const QString &source)
diff --git a/src/plasma/scripting/dataenginescript.h b/src/plasma/scripting/dataenginescript.h
index 4618eacc0..6c0fbc78c 100644
--- a/src/plasma/scripting/dataenginescript.h
+++ b/src/plasma/scripting/dataenginescript.h
@@ -134,7 +134,7 @@ protected:
     void setPollingInterval(uint frequency);
     void removeAllSources();
     void addSource(DataContainer *source);
-    DataEngine::SourceDict containerDict() const;
+    QHash<QString, DataContainer*> containerDict() const;
     void removeSource(const QString &source);
     void updateAllSources();
     void forceImmediateUpdateOfAllVisualizations();