diff --git a/dataengine.cpp b/dataengine.cpp
index ba2876294..1f37b8c5d 100644
--- a/dataengine.cpp
+++ b/dataengine.cpp
@@ -417,21 +417,6 @@ void DataEngine::addSource(DataContainer* source)
     emit sourceAdded(source->objectName());
 }
 
-void DataEngine::setSourceLimit(uint limit)
-{
-    if (d->limit == limit) {
-        return;
-    }
-
-    d->limit = limit;
-
-    if (d->limit > 0) {
-        d->trimQueue();
-    } else {
-        d->sourceQueue.clear();
-    }
-}
-
 void DataEngine::setMinimumPollingInterval(int minimumMs)
 {
     d->minPollingInterval = minimumMs;
diff --git a/dataengine.h b/dataengine.h
index 44e3b70ff..5b4fc27e9 100644
--- a/dataengine.h
+++ b/dataengine.h
@@ -307,15 +307,6 @@ class PLASMA_EXPORT DataEngine : public QObject
          **/
         void addSource(DataContainer* source);
 
-        /**
-         * Sets an upper limit on the number of data sources to keep in this engine.
-         * If the limit is exceeded, then the oldest data source, as defined by last
-         * update, is dropped.
-         *
-         * @param limit the maximum number of sources to keep active
-         **/
-        void setSourceLimit(uint limit);
-
         /**
          * Sets the minimum amount of time, in milliseconds, that must pass between
          * successive updates of data. This can help prevent too many updates happening
diff --git a/scripting/dataenginescript.cpp b/scripting/dataenginescript.cpp
index c2ff49046..701ad8c37 100644
--- a/scripting/dataenginescript.cpp
+++ b/scripting/dataenginescript.cpp
@@ -92,13 +92,6 @@ void DataEngineScript::removeData(const QString& source, const QString& key)
     }
 }
 
-void DataEngineScript::setSourceLimit(uint limit)
-{
-    if (d->dataEngine) {
-        d->dataEngine->setSourceLimit(limit);
-    }
-}
-
 void DataEngineScript::setMinimumPollingInterval(int minimumMs)
 {
     if (d->dataEngine) {
diff --git a/scripting/dataenginescript.h b/scripting/dataenginescript.h
index 4d42bd4af..13c85eb80 100644
--- a/scripting/dataenginescript.h
+++ b/scripting/dataenginescript.h
@@ -80,7 +80,6 @@ protected:
     void setData(const QString &source, const QVariant &value);
     void clearData(const QString& source);
     void removeData(const QString& source, const QString& key);
-    void setSourceLimit(uint limit);
     void setMinimumPollingInterval(int minimumMs);
     int  minimumPollingInterval() const;
     void setPollingInterval(uint frequency);