diff --git a/qrenderdoc/Windows/TimelineBar.cpp b/qrenderdoc/Windows/TimelineBar.cpp
index 4061bc74b..b83a79c7a 100644
--- a/qrenderdoc/Windows/TimelineBar.cpp
+++ b/qrenderdoc/Windows/TimelineBar.cpp
@@ -231,6 +231,11 @@ void TimelineBar::wheelEvent(QWheelEvent *e)
   layout();
 }
 
+void TimelineBar::leaveEvent(QEvent *e)
+{
+  viewport()->update();
+}
+
 void TimelineBar::paintEvent(QPaintEvent *e)
 {
   QPainter p(viewport());
@@ -303,7 +308,8 @@ void TimelineBar::paintEvent(QPaintEvent *e)
       p.drawLine(hoverRect.topLeft(), hoverRect.bottomLeft());
       p.drawLine(hoverRect.topRight(), hoverRect.bottomRight());
 
-      // round down the width for clipping against labels below
+      // shrink the rect a bit for clipping against labels below
+      hoverRect.setX(qRound(hoverRect.x() + 0.5));
       hoverRect.setWidth(int(hoverRect.width()));
     }
     else
diff --git a/qrenderdoc/Windows/TimelineBar.h b/qrenderdoc/Windows/TimelineBar.h
index e885fd089..6cfdf5e0d 100644
--- a/qrenderdoc/Windows/TimelineBar.h
+++ b/qrenderdoc/Windows/TimelineBar.h
@@ -52,6 +52,7 @@ protected:
   void mouseReleaseEvent(QMouseEvent *e) override;
   void mouseMoveEvent(QMouseEvent *e) override;
   void wheelEvent(QWheelEvent *e) override;
+  void leaveEvent(QEvent *e) override;
   void paintEvent(QPaintEvent *e) override;
   void resizeEvent(QResizeEvent *e) override;