diff --git a/src/libs/ifc/xml/vdomdocument.cpp b/src/libs/ifc/xml/vdomdocument.cpp
index c8e4ec016..24a4c8132 100644
--- a/src/libs/ifc/xml/vdomdocument.cpp
+++ b/src/libs/ifc/xml/vdomdocument.cpp
@@ -202,6 +202,12 @@ VDomDocument::VDomDocument(QObject *parent)
     connect(m_watcher, &QFutureWatcher<QHash<quint32, QDomElement>>::finished, this, &VDomDocument::CacheRefreshed);
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+VDomDocument::~VDomDocument()
+{
+    m_watcher->cancel();
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QDomElement VDomDocument::elementById(quint32 id, const QString &tagName)
 {
@@ -608,7 +614,10 @@ void VDomDocument::CollectId(const QDomElement &node, QVector<quint32> &vector)
 //---------------------------------------------------------------------------------------------------------------------
 void VDomDocument::RefreshElementIdCache()
 {
-    m_watcher->setFuture(QtConcurrent::run(this, &VDomDocument::RefreshCache, documentElement()));
+    if (m_watcher->isFinished())
+    {
+        m_watcher->setFuture(QtConcurrent::run(this, &VDomDocument::RefreshCache, documentElement()));
+    }
 }
 
 //---------------------------------------------------------------------------------------------------------------------
diff --git a/src/libs/ifc/xml/vdomdocument.h b/src/libs/ifc/xml/vdomdocument.h
index 7d4dd20f0..623f1f442 100644
--- a/src/libs/ifc/xml/vdomdocument.h
+++ b/src/libs/ifc/xml/vdomdocument.h
@@ -95,7 +95,7 @@ public:
     static const QString TagLine;
 
     explicit VDomDocument(QObject *parent = nullptr);
-    virtual ~VDomDocument() Q_DECL_EQ_DEFAULT;
+    virtual ~VDomDocument();
     QDomElement elementById(quint32 id, const QString &tagName = QString());
 
     template <typename T>