diff --git a/src/app/mainwindow.cpp b/src/app/mainwindow.cpp
index 17c1915bc..c7d01b2f5 100644
--- a/src/app/mainwindow.cpp
+++ b/src/app/mainwindow.cpp
@@ -1565,14 +1565,8 @@ void MainWindow::FullParseFile()
 #ifndef QT_NO_CURSOR
         QApplication::restoreOverrideCursor();
 #endif
-        QMessageBox msgBox;
-        msgBox.setWindowTitle(tr("Error!"));
-        msgBox.setText(tr("Error parsing file."));
-        msgBox.setInformativeText("std::bad_alloc");
-        msgBox.setStandardButtons(QMessageBox::Ok);
-        msgBox.setDefaultButton(QMessageBox::Ok);
-        msgBox.setIcon(QMessageBox::Warning);
-        msgBox.exec();
+        QMessageBox::critical(this, tr("Critical error!"), tr("Error parsing file (std::bad_alloc)."), QMessageBox::Ok,
+                              QMessageBox::Ok);
 #ifndef QT_NO_CURSOR
         QApplication::setOverrideCursor(Qt::WaitCursor);
 #endif
diff --git a/src/app/xml/vpattern.cpp b/src/app/xml/vpattern.cpp
index 353d09fda..3ad86dced 100644
--- a/src/app/xml/vpattern.cpp
+++ b/src/app/xml/vpattern.cpp
@@ -687,14 +687,8 @@ void VPattern::LiteParseTree()
 #ifndef QT_NO_CURSOR
         QApplication::restoreOverrideCursor();
 #endif
-        QMessageBox msgBox;
-        msgBox.setWindowTitle(tr("Error!"));
-        msgBox.setText(tr("Error parsing file."));
-        msgBox.setInformativeText("std::bad_alloc");
-        msgBox.setStandardButtons(QMessageBox::Ok);
-        msgBox.setDefaultButton(QMessageBox::Ok);
-        msgBox.setIcon(QMessageBox::Warning);
-        msgBox.exec();
+        QMessageBox::critical(nullptr, tr("Critical error!"), tr("Error parsing file (std::bad_alloc)."), QMessageBox::Ok,
+                              QMessageBox::Ok);
 #ifndef QT_NO_CURSOR
         QApplication::setOverrideCursor(Qt::WaitCursor);
 #endif