diff --git a/mainwindow.cpp b/mainwindow.cpp
index 1621995e..b829daf8 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -2580,6 +2580,7 @@ void MainWindow::tabWidget_currentChanged(int index)
     ui->pushInstall->setEnabled(false);
     ui->pushUninstall->setEnabled(false);
 
+    currentTree->blockSignals(true); // Block signals before resetting checkboxes
     resetCheckboxes();
     QString search_str;
     saveSearchText(search_str, savedComboIndex);