diff --git a/SimplePanoramaViewer b/SimplePanoramaViewer
index 4b43619..9595b07 100755
--- a/SimplePanoramaViewer
+++ b/SimplePanoramaViewer
@@ -38,6 +38,7 @@ html = html.replace("__IMG_PATH__", img)
 web = QWebEngineView()
 web.setHtml(html,QUrl("file://" + exe_dir + "/index.html"))
 web.setWindowTitle(img)
+web.showMaximized()
 web.show()
 
 sys.exit(app.exec_())