diff --git a/src/libs/ui/mainwindow.cpp b/src/libs/ui/mainwindow.cpp
index e9b8064..f2f9586 100644
--- a/src/libs/ui/mainwindow.cpp
+++ b/src/libs/ui/mainwindow.cpp
@@ -566,8 +566,11 @@ void MainWindow::duplicateTab(int index)
     if (index < 0 || index >= m_tabStates.size())
         return;
 
+    TabState *tabState = m_tabStates.at(index);
+    syncTabState(tabState);
+
     using Registry::SearchModel;
-    TabState *newTab = new TabState(*m_tabStates.at(index));
+    TabState *newTab = new TabState(*tabState);
     connect(newTab->searchModel, &SearchModel::updated, this, &MainWindow::queryCompleted);
     connect(newTab->tocModel, &SearchModel::updated, this, &MainWindow::syncToc);
 
@@ -649,10 +652,7 @@ void MainWindow::setupTabBar()
         TabState *previousTabState
                 = static_cast<TabState *>(m_tabBar->property(PreviousTabState).value<void *>());
         if (m_tabStates.contains(previousTabState)) {
-            previousTabState->selections = ui->treeView->selectionModel()->selectedIndexes();
-            previousTabState->searchScrollPosition = ui->treeView->verticalScrollBar()->value();
-            previousTabState->tocScrollPosition = ui->tocListView->verticalScrollBar()->value();
-            previousTabState->zoomLevel = ui->webView->zoomLevel();
+            syncTabState(previousTabState);
         }
 
         // Load current tab state
@@ -752,6 +752,14 @@ void MainWindow::removeTrayIcon()
     delete trayIconMenu;
 }
 
+void MainWindow::syncTabState(TabState *tabState)
+{
+    tabState->selections = ui->treeView->selectionModel()->selectedIndexes();
+    tabState->searchScrollPosition = ui->treeView->verticalScrollBar()->value();
+    tabState->tocScrollPosition = ui->tocListView->verticalScrollBar()->value();
+    tabState->zoomLevel = ui->webView->zoomLevel();
+}
+
 void MainWindow::bringToFront()
 {
     show();
diff --git a/src/libs/ui/mainwindow.h b/src/libs/ui/mainwindow.h
index 3b1f696..2d02f7e 100644
--- a/src/libs/ui/mainwindow.h
+++ b/src/libs/ui/mainwindow.h
@@ -96,6 +96,8 @@ private:
     void createTrayIcon();
     void removeTrayIcon();
 
+    void syncTabState(TabState *tabState);
+
     QList<TabState *> m_tabStates;
 
     Ui::MainWindow *ui = nullptr;