diff --git a/src/gui/mainwindow.cpp b/src/gui/mainwindow.cpp
index 7892e2b5a..7af2598d2 100644
--- a/src/gui/mainwindow.cpp
+++ b/src/gui/mainwindow.cpp
@@ -323,10 +323,18 @@ void MainWindow::restoreWindowGeometry()
 	// This error can occur when calling the two `settings.value(...)` below.
 	qRegisterMetaTypeStreamOperators<QList<int>>("QList<int>");
 #endif
-
 	QSettings settings("nvim-qt", "window-geometry");
-	restoreGeometry(settings.value("window_geometry").toByteArray());
-	restoreState(settings.value("window_state").toByteArray());
+	QVariant geometry{ settings.value("window_geometry") };
+	if (geometry.isValid()) {
+		restoreGeometry(geometry.toByteArray());
+	}
+	else {
+		resize(1280, 1440);
+	}
+	QVariant state{ settings.value("window_state") };
+	if (state.isValid()) {
+		restoreState(state.toByteArray());
+	}
 }
 
 void MainWindow::setGuiAdaptiveColorEnabled(bool isEnabled)