diff --git a/snippets/shx-3d-render-input.liquid b/snippets/shx-3d-render-input.liquid
index a219801..a9bad3a 100644
--- a/snippets/shx-3d-render-input.liquid
+++ b/snippets/shx-3d-render-input.liquid
@@ -536,7 +536,7 @@
                 this.requiredPlaceholder.type = 'text';
                 this.requiredPlaceholder.style.display = 'none';
                 this.requiredPlaceholder.required = true;
-                this.requiredPlaceholder.form = 'product-form-' + this.section_id;
+                this.requiredPlaceholder.setAttribute('form', 'product-form-' + this.section_id);
                 this.requiredPlaceholder.name = 'properties[Text]';
                 this.requiredPlaceholder.value = '';