diff --git a/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.cpp b/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.cpp
index 8b3c23268..b6620a7d9 100644
--- a/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.cpp
+++ b/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.cpp
@@ -104,18 +104,6 @@ void ToolWindowManagerArea::updateToolWindow(QWidget* toolWindow) {
   }
 }
 
-void ToolWindowManagerArea::mousePressEvent(QMouseEvent *) {
-  if (qApp->mouseButtons() == Qt::LeftButton) {
-    m_dragCanStart = true;
-    m_dragCanStartPos = QCursor::pos();
-  }
-}
-
-void ToolWindowManagerArea::mouseReleaseEvent(QMouseEvent *) {
-  m_dragCanStart = false;
-  m_manager->updateDragPosition();
-}
-
 void ToolWindowManagerArea::mouseMoveEvent(QMouseEvent *) {
   check_mouse_move();
 }
@@ -293,6 +281,9 @@ void ToolWindowManagerArea::restoreState(const QVariantMap &savedData) {
 }
 
 void ToolWindowManagerArea::check_mouse_move() {
+  if (qApp->mouseButtons() == Qt::LeftButton && m_dragCanStart) {
+    m_dragCanStart = false;
+  }
   m_manager->updateDragPosition();
   if (m_dragCanStart &&
       (QCursor::pos() - m_dragCanStartPos).manhattanLength() > 10) {
diff --git a/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.h b/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.h
index 18ce1ded9..7f6e8f398 100644
--- a/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.h
+++ b/qrenderdoc/3rdparty/toolwindowmanager/ToolWindowManagerArea.h
@@ -71,10 +71,6 @@ public:
   void updateToolWindow(QWidget* toolWindow);
 
 protected:
-  //! Reimplemented from QTabWidget::mousePressEvent.
-  virtual void mousePressEvent(QMouseEvent *);
-  //! Reimplemented from QTabWidget::mouseReleaseEvent.
-  virtual void mouseReleaseEvent(QMouseEvent *);
   //! Reimplemented from QTabWidget::mouseMoveEvent.
   virtual void mouseMoveEvent(QMouseEvent *);
   //! Reimplemented from QTabWidget::eventFilter.