diff --git a/lib/zin/wg/productsbox/v1.php b/lib/zin/wg/productsbox/v1.php
index ebaf1e9283..6f07a9ca80 100644
--- a/lib/zin/wg/productsbox/v1.php
+++ b/lib/zin/wg/productsbox/v1.php
@@ -368,7 +368,7 @@ class productsBox extends wg
                     setClass('hidden roadmapBoxHidden'),
                     picker
                     (
-                        set::name("roadmap[$product->id][]"),
+                        set::name("roadmaps[$product->id][]"),
                         set::items($objects),
                         set::value($objectID),
                         set::multiple(true)