diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
index cb023421f95..2a292bf4c2b 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.cpp
@@ -66,6 +66,8 @@ ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
     m_resourcesView(new ItemLibraryTreeView(this)),
     m_filterFlag(QtBasic)
 {
+    m_compressionTimer.setInterval(200);
+    m_compressionTimer.setSingleShot(true);
     ItemLibraryModel::registerQmlTypes();
 
     setWindowTitle(tr("Library", "Title of library view"));
@@ -145,6 +147,8 @@ ItemLibraryWidget::ItemLibraryWidget(QWidget *parent) :
     m_qmlSourceUpdateShortcut = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_F5), this);
     connect(m_qmlSourceUpdateShortcut, SIGNAL(activated()), this, SLOT(reloadQmlSource()));
 
+    connect(&m_compressionTimer, SIGNAL(timeout()), this, SLOT(updateModel()));
+
     // init the first load of the QML UI elements
     reloadQmlSource();
 }
@@ -156,11 +160,11 @@ void ItemLibraryWidget::setItemLibraryInfo(ItemLibraryInfo *itemLibraryInfo)
 
     if (m_itemLibraryInfo)
         disconnect(m_itemLibraryInfo.data(), SIGNAL(entriesChanged()),
-                   this, SLOT(updateModel()));
+                   this, SLOT(delayedUpdateModel()));
     m_itemLibraryInfo = itemLibraryInfo;
     if (itemLibraryInfo)
         connect(m_itemLibraryInfo.data(), SIGNAL(entriesChanged()),
-                this, SLOT(updateModel()));
+                this, SLOT(delayedUpdateModel()));
 
     updateModel();
 }
@@ -209,6 +213,11 @@ void ItemLibraryWidget::setSearchFilter(const QString &searchFilter)
     }
 }
 
+void ItemLibraryWidget::delayedUpdateModel()
+{
+    m_compressionTimer.start();
+}
+
 void ItemLibraryWidget::setModel(Model *model)
 {
     m_model = model;
diff --git a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.h b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.h
index 3d4bc503e25..df0a1e9b909 100644
--- a/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.h
+++ b/src/plugins/qmldesigner/components/itemlibrary/itemlibrarywidget.h
@@ -34,6 +34,7 @@
 #include <QToolButton>
 #include <QFileIconProvider>
 #include <QQuickWidget>
+#include <QTimer>
 
 QT_BEGIN_NAMESPACE
 class QFileSystemModel;
@@ -86,6 +87,7 @@ public:
     static QString qmlSourcesPath();
 public slots:
     void setSearchFilter(const QString &searchFilter);
+    void delayedUpdateModel();
     void updateModel();
     void updateSearch();
 
@@ -107,6 +109,7 @@ private slots:
     void reloadQmlSource();
 
 private:
+    QTimer m_compressionTimer;
     QSize m_itemIconSize;
     QSize m_resIconSize;
     ItemLibraryFileIconProvider m_iconProvider;