diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index e9c175a006..f780bdd243 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -2725,7 +2725,7 @@
 
 //
 // Elefu RA Board Control Panel
-// http://www.elefu.com/index.php?route=product/product&product_id=53
+// https://web.archive.org/web/20140823033947/http://www.elefu.com/index.php?route=product/product&product_id=53
 //
 //#define RA_CONTROL_PANEL