diff --git a/backends/ui/gtk/main_window.cpp b/backends/ui/gtk/main_window.cpp
index 9084ed7..05956e2 100644
--- a/backends/ui/gtk/main_window.cpp
+++ b/backends/ui/gtk/main_window.cpp
@@ -41,6 +41,11 @@ void MainWindow::update_file(optional<std::string> new_file) {
         seek_bar.set_value(0.0);
     }
     int i = 0;
+    for (auto row : stream_selection_box.get_children()) {
+        int *data = (int*)row->get_data(Glib::Quark("id"));
+        row->remove_data(Glib::Quark("id"));
+        delete data;
+    }
     stream_selection_box.remove_all();
     for (auto &stream : playback->get_streams()) {
         int id = i++; 
@@ -58,14 +63,14 @@ void MainWindow::update_file(optional<std::string> new_file) {
         Gtk::ListBoxRow listBoxRow;
         listBoxRow.set_child(parentBox);
         listBoxRow.set_hexpand();
-        listBoxRow.set_data(Glib::Quark("id"), (void*)id);
+        listBoxRow.set_data(Glib::Quark("id"), new int(id));
         stream_selection_box.append(listBoxRow);
         if (id == this->playback->get_current_stream()) {
             stream_selection_box.select_row(listBoxRow);
         }
     }
     stream_selection_box.signal_row_selected().connect([=,this](auto *row) {
-        this->playback->play_stream((int)row->get_data(Glib::Quark("id")));
+        this->playback->play_stream(*(int*)row->get_data(Glib::Quark("id")));
     });
     std::optional<std::string> title = playback->get_current_title();
     song_name = title.value_or("");