diff --git a/src/plugins/qmakeprojectmanager/qmakenodes.cpp b/src/plugins/qmakeprojectmanager/qmakenodes.cpp
index 59e2da87b84..de4d72c9823 100644
--- a/src/plugins/qmakeprojectmanager/qmakenodes.cpp
+++ b/src/plugins/qmakeprojectmanager/qmakenodes.cpp
@@ -324,7 +324,7 @@ QmakePriFileNode::~QmakePriFileNode()
 void QmakePriFileNode::scheduleUpdate()
 {
     QtSupport::ProFileCacheManager::instance()->discardFile(m_projectFilePath);
-    m_qmakeProFileNode->scheduleUpdate();
+    m_qmakeProFileNode->scheduleUpdate(QmakeProFileNode::ParseLater);
 }
 
 namespace Internal {
@@ -1732,10 +1732,10 @@ bool QmakeProFileNode::parseInProgress() const
     return m_parseInProgress;
 }
 
-void QmakeProFileNode::scheduleUpdate()
+void QmakeProFileNode::scheduleUpdate(QmakeProFileNode::AsyncUpdateDelay delay)
 {
     setParseInProgressRecursive(true);
-    m_project->scheduleAsyncUpdate(this);
+    m_project->scheduleAsyncUpdate(this, delay);
 }
 
 void QmakeProFileNode::asyncUpdate()
diff --git a/src/plugins/qmakeprojectmanager/qmakenodes.h b/src/plugins/qmakeprojectmanager/qmakenodes.h
index 461446f1b7b..2acbce65320 100644
--- a/src/plugins/qmakeprojectmanager/qmakenodes.h
+++ b/src/plugins/qmakeprojectmanager/qmakenodes.h
@@ -418,7 +418,8 @@ public:
     bool isDeployable() const;
     QString resolvedMkspecPath() const;
 
-    void scheduleUpdate();
+    enum AsyncUpdateDelay { ParseNow, ParseLater };
+    void scheduleUpdate(AsyncUpdateDelay delay);
 
     bool validParse() const;
     bool parseInProgress() const;
diff --git a/src/plugins/qmakeprojectmanager/qmakeproject.cpp b/src/plugins/qmakeprojectmanager/qmakeproject.cpp
index 625e83e5971..d2c2cc8e8d2 100644
--- a/src/plugins/qmakeprojectmanager/qmakeproject.cpp
+++ b/src/plugins/qmakeprojectmanager/qmakeproject.cpp
@@ -358,7 +358,7 @@ QmakeProject::QmakeProject(QmakeManager *manager, const QString &fileName) :
     setRequiredKitMatcher(QtSupport::QtKitInformation::qtVersionMatcher());
 
     m_asyncUpdateTimer.setSingleShot(true);
-    m_asyncUpdateTimer.setInterval(0); // will be increased after first parse
+    m_asyncUpdateTimer.setInterval(3000);
     connect(&m_asyncUpdateTimer, SIGNAL(timeout()), this, SLOT(asyncUpdate()));
 
     connect(BuildManager::instance(), SIGNAL(buildQueueFinished(bool)),
@@ -430,7 +430,7 @@ bool QmakeProject::fromMap(const QVariantMap &map)
     connect(this, SIGNAL(activeTargetChanged(ProjectExplorer::Target*)),
             this, SLOT(activeTargetWasChanged()));
 
-    scheduleAsyncUpdate();
+    scheduleAsyncUpdate(QmakeProFileNode::ParseNow);
     return true;
 }
 
@@ -665,7 +665,7 @@ void QmakeProject::updateRunConfigurations()
         activeTarget()->updateDefaultRunConfigurations();
 }
 
-void QmakeProject::scheduleAsyncUpdate(QmakeProFileNode *node)
+void QmakeProject::scheduleAsyncUpdate(QmakeProFileNode *node, QmakeProFileNode::AsyncUpdateDelay delay)
 {
     if (m_asyncUpdateState == ShuttingDown)
         return;
@@ -688,7 +688,7 @@ void QmakeProject::scheduleAsyncUpdate(QmakeProFileNode *node)
         // Just postpone
         if (debug)
             qDebug()<<"  full update pending, restarting timer";
-        m_asyncUpdateTimer.start();
+        startAsyncTimer(delay);
     } else if (m_asyncUpdateState == AsyncPartialUpdatePending
                || m_asyncUpdateState == Base) {
         if (debug)
@@ -717,11 +717,12 @@ void QmakeProject::scheduleAsyncUpdate(QmakeProFileNode *node)
 
         if (add)
             m_partialEvaluate.append(node);
-        // and start the timer anew
-        m_asyncUpdateTimer.start();
 
         // Cancel running code model update
         m_codeModelFuture.cancel();
+
+        startAsyncTimer(delay);
+
     } else if (m_asyncUpdateState == AsyncUpdateInProgress) {
         // A update is in progress
         // And this slot only gets called if a file changed on disc
@@ -732,11 +733,11 @@ void QmakeProject::scheduleAsyncUpdate(QmakeProFileNode *node)
         // even if that's not really needed
         if (debug)
             qDebug()<<"  Async update in progress, scheduling new one afterwards";
-        scheduleAsyncUpdate();
+        scheduleAsyncUpdate(delay);
     }
 }
 
-void QmakeProject::scheduleAsyncUpdate()
+void QmakeProject::scheduleAsyncUpdate(QmakeProFileNode::AsyncUpdateDelay delay)
 {
     if (debug)
         qDebug()<<"scheduleAsyncUpdate";
@@ -765,12 +766,18 @@ void QmakeProject::scheduleAsyncUpdate()
     enableActiveQmakeBuildConfiguration(activeTarget(), false);
     m_rootProjectNode->setParseInProgressRecursive(true);
     m_asyncUpdateState = AsyncFullUpdatePending;
-    m_asyncUpdateTimer.start();
 
     // Cancel running code model update
     m_codeModelFuture.cancel();
+    startAsyncTimer(delay);
 }
 
+void QmakeProject::startAsyncTimer(QmakeProFileNode::AsyncUpdateDelay delay)
+{
+    m_asyncUpdateTimer.stop();
+    m_asyncUpdateTimer.setInterval(qMin(m_asyncUpdateTimer.interval(), delay == QmakeProFileNode::ParseLater ? 3000 : 0));
+    m_asyncUpdateTimer.start();
+}
 
 void QmakeProject::incrementPendingEvaluateFutures()
 {
@@ -806,7 +813,7 @@ void QmakeProject::decrementPendingEvaluateFutures()
         if (m_asyncUpdateState == AsyncFullUpdatePending || m_asyncUpdateState == AsyncPartialUpdatePending) {
             if (debug)
                 qDebug()<<"  Oh update is pending start the timer";
-            m_asyncUpdateTimer.start();
+            startAsyncTimer(QmakeProFileNode::ParseLater);
         } else  if (m_asyncUpdateState != ShuttingDown){
             // After being done, we need to call:
             m_asyncUpdateState = Base;
@@ -1190,7 +1197,7 @@ void QmakeProject::notifyChanged(const QString &name)
         findProFile(name, rootQmakeProjectNode(), list);
         foreach (QmakeProFileNode *node, list) {
             QtSupport::ProFileCacheManager::instance()->discardFile(name);
-            node->scheduleUpdate();
+            node->scheduleUpdate(QmakeProFileNode::ParseNow);
         }
     }
 }
diff --git a/src/plugins/qmakeprojectmanager/qmakeproject.h b/src/plugins/qmakeprojectmanager/qmakeproject.h
index 92457e383d5..103dd6983ac 100644
--- a/src/plugins/qmakeprojectmanager/qmakeproject.h
+++ b/src/plugins/qmakeprojectmanager/qmakeproject.h
@@ -108,7 +108,8 @@ public:
     void destroyProFileReader(QtSupport::ProFileReader *reader);
 
     /// \internal
-    void scheduleAsyncUpdate(QmakeProjectManager::QmakeProFileNode *node);
+    void scheduleAsyncUpdate(QmakeProjectManager::QmakeProFileNode *node,
+                             QmakeProFileNode::AsyncUpdateDelay delay = QmakeProFileNode::ParseLater);
     /// \internal
     void incrementPendingEvaluateFutures();
     /// \internal
@@ -146,7 +147,7 @@ signals:
     void proFilesEvaluated();
 
 public slots:
-    void scheduleAsyncUpdate();
+    void scheduleAsyncUpdate(QmakeProFileNode::AsyncUpdateDelay delay = QmakeProFileNode::ParseLater);
 
 protected:
     bool fromMap(const QVariantMap &map);
@@ -177,6 +178,7 @@ private:
                                 ProjectExplorer::DeploymentData &deploymentData);
     void collectLibraryData(const QmakeProFileNode *node,
             ProjectExplorer::DeploymentData &deploymentData);
+    void startAsyncTimer(QmakeProFileNode::AsyncUpdateDelay delay);
     bool matchesKit(const ProjectExplorer::Kit *kit);
 
     QmakeManager *m_manager;