diff --git a/mainwindow.cpp b/mainwindow.cpp
index cb3e2ae..2551766 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -178,12 +178,14 @@ void MainWindow::markAndNext()
 {
     markImage();
     m_ringList->increment();
+    updateWindowTitle();
 }
 
 void MainWindow::unmarkAndNext()
 {
     unmarkImage();
     m_ringList->increment();
+    updateWindowTitle();
 }
 
 void MainWindow::copyMarked()