diff --git a/tools/gtk-rendernode-tool-info.c b/tools/gtk-rendernode-tool-info.c
index 1508907eb8..69d339e18d 100644
--- a/tools/gtk-rendernode-tool-info.c
+++ b/tools/gtk-rendernode-tool-info.c
@@ -177,7 +177,7 @@ file_info (const char *filename)
   unsigned int total = 0;
   unsigned int namelen = 0;
   unsigned int depth = 0;
-  graphene_rect_t bounds;
+  graphene_rect_t bounds, opaque;
 
   node = load_node_file (filename);
 
@@ -202,6 +202,15 @@ file_info (const char *filename)
   gsk_render_node_get_bounds (node, &bounds);
   g_print (_("Bounds: %g x %g\n"), bounds.size.width, bounds.size.height);
   g_print (_("Origin: %g %g\n"), bounds.origin.x, bounds.origin.y);
+  if (gsk_render_node_get_opaque_rect (node, &opaque))
+    {
+      g_print (_("Opaque part: %g %g, %g x %g (%.0f%%)\n"),
+               opaque.origin.x, opaque.origin.y,
+               opaque.size.width, opaque.size.height,
+               100 * (opaque.size.width * opaque.size.height) / (bounds.size.width * bounds.size.height));
+    }
+  else
+    g_print (_("Opaque part: none\n"));
 
   gsk_render_node_unref (node);
 }