diff --git a/src/plugins/qmldesigner/designercore/instances/nodeinstanceserver.cpp b/src/plugins/qmldesigner/designercore/instances/nodeinstanceserver.cpp
index bb03f13db3c..05a2feb6f31 100644
--- a/src/plugins/qmldesigner/designercore/instances/nodeinstanceserver.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/nodeinstanceserver.cpp
@@ -56,7 +56,7 @@ NodeInstanceServer::NodeInstanceServer(NodeInstanceClientInterface *nodeInstance
     m_timer(0),
     m_renderTimerInterval(16),
     m_slowRenderTimer(false),
-    m_slowRenderTimerInterval(1000)
+    m_slowRenderTimerInterval(200)
 {
     m_importList.append("import Qt 4.7\n");
     connect(m_childrenChangeEventFilter.data(), SIGNAL(childrenChanged(QObject*)), this, SLOT(emitParentChanged(QObject*)));
diff --git a/src/plugins/qmldesigner/designercore/instances/previewnodeinstanceserver.cpp b/src/plugins/qmldesigner/designercore/instances/previewnodeinstanceserver.cpp
index e88cb2ef133..70308e2027b 100644
--- a/src/plugins/qmldesigner/designercore/instances/previewnodeinstanceserver.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/previewnodeinstanceserver.cpp
@@ -7,8 +7,8 @@ namespace QmlDesigner {
 PreviewNodeInstanceServer::PreviewNodeInstanceServer(NodeInstanceClientInterface *nodeInstanceClient) :
     NodeInstanceServer(nodeInstanceClient)
 {
-    setRenderTimerInterval(500);
-    setSlowRenderTimerInterval(10000);
+    setRenderTimerInterval(200);
+    setSlowRenderTimerInterval(2000);
 }
 
 void PreviewNodeInstanceServer::createScene(const CreateSceneCommand &command)