diff --git a/examples/DesignerWidget.cpp b/examples/DesignerWidget.cpp
--- a/examples/DesignerWidget.cpp
+++ b/examples/DesignerWidget.cpp
@@ -44,7 +44,9 @@
             this, SLOT(slotDesignerPropertySetChanged()));
     connect(m_reportDesigner, SIGNAL(dirty()), this, SLOT(designDirty()));
 
-    m_reportDesigner->setDataSource(new KReportExampleDataSource);
+    auto dataSource = new KReportExampleDataSource;
+    m_reportDesigner->setDataSource(dataSource);
+    m_reportDesigner->setScriptSource(dataSource);
 }
 
 ReportDesignerWidget::~ReportDesignerWidget()
diff --git a/examples/window.cpp b/examples/window.cpp
--- a/examples/window.cpp
+++ b/examples/window.cpp
@@ -132,7 +132,9 @@
         return;
     }
 
-    preRenderer.setDataSource(new KReportExampleDataSource());
+    auto dataSource = new KReportExampleDataSource();
+    preRenderer.setDataSource(dataSource);
+    preRenderer.setScriptSource(dataSource);
     preRenderer.setName("example_report");
 
     if (preRenderer.generateDocument()) {