--- b/gtk/main.c	2020-05-22 13:04:23.000000000 +0200
+++ c/gtk/main.c	2021-10-03 03:59:24.945500741 +0200
@@ -973,7 +973,7 @@
         NULL);
     gtk_container_add(GTK_CONTAINER(c), p);
 
-    w = gtk_image_new_from_icon_name(GTK_STOCK_NETWORK, GTK_ICON_SIZE_DIALOG);
+    w = gtk_image_new_from_stock (GTK_STOCK_NETWORK, GTK_ICON_SIZE_DIALOG);
     gtk_grid_attach(GTK_GRID(p), w, 0, 0, 1, 2);
 
     w = gtk_label_new(NULL);