diff --git a/src/app.cpp b/src/app.cpp
index b6eb3af..afa4ea7 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -8,10 +8,7 @@ App::App(int argc, char *argv[]) :
     QApplication(argc, argv), window(new Window())
 {
     window->show();
-    if (argc > 1)
-        window->load_stl(argv[1]);
-    else
-        window->load_stl(":gl/sphere.stl");
+    window->load_stl(":gl/sphere.stl");
 }
 
 bool App::event(QEvent* e)
diff --git a/src/window.cpp b/src/window.cpp
index 3002ecc..2d809bf 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -14,7 +14,6 @@ Window::Window(QWidget *parent) :
 
 {
     setWindowTitle("fstl");
-    setAcceptDrops(true);
 
     QFile styleFile(":/qt/style.qss");
     styleFile.open( QFile::ReadOnly );
@@ -129,18 +128,3 @@ bool Window::load_stl(const QString& filename)
     loader->start();
     return true;
 }
-
-void Window::dragEnterEvent(QDragEnterEvent *event)
-{
-    if (event->mimeData()->hasUrls())
-    {
-        auto urls = event->mimeData()->urls();
-        if (urls.size() == 1 && urls.front().path().endsWith(".stl"))
-            event->acceptProposedAction();
-    }
-}
-
-void Window::dropEvent(QDropEvent *event)
-{
-    load_stl(event->mimeData()->urls().front().toLocalFile());
-}
diff --git a/src/window.h b/src/window.h
index cb92ebb..3ac5e95 100644
--- a/src/window.h
+++ b/src/window.h
@@ -12,10 +12,6 @@ public:
     explicit Window(QWidget* parent=0);
     bool load_stl(const QString& filename);
 
-protected:
-    void dragEnterEvent(QDragEnterEvent* event);
-    void dropEvent(QDropEvent* event);
-
 public slots:
     void on_open();
     void on_about();