diff --git a/addons/website/static/src/js/website.snippets.animation.js b/addons/website/static/src/js/website.snippets.animation.js
index ed4b810179c..0a1cd2e2923 100644
--- a/addons/website/static/src/js/website.snippets.animation.js
+++ b/addons/website/static/src/js/website.snippets.animation.js
@@ -328,7 +328,9 @@ animation.registry.parallax = animation.Class.extend({
         if (!this.$bg || !this.$bg.length) {
             this.$bg = this.$("> .s_parallax_bg");
             if (!this.$bg.length) {
-                this.$bg = $("<span/>", {"class": "s_parallax_bg"}).prependTo(this.$target);
+                this.$bg = $('<span/>', {
+                    class: 's_parallax_bg' + (this.$target.hasClass('oe_custom_bg') ? ' oe_custom_bg' : ''),
+                }).prependTo(this.$target);
             }
         }
         var urlTarget = this.$target.css("background-image");
diff --git a/addons/website/static/src/js/website.snippets.editor.js b/addons/website/static/src/js/website.snippets.editor.js
index 567fc079836..1e62ed557f7 100644
--- a/addons/website/static/src/js/website.snippets.editor.js
+++ b/addons/website/static/src/js/website.snippets.editor.js
@@ -342,7 +342,6 @@ options.registry.parallax = options.Class.extend({
     _refresh: function () {
         _.defer((function () {
             this.$target.data("snippet-view")._rebuild();
-            this._update_target_to_bg();
         }).bind(this));
     },
     _toggle_refresh_callback: function (on) {
diff --git a/addons/website/static/src/less/website.snippets.less b/addons/website/static/src/less/website.snippets.less
index 0214c264cd3..94289af4f24 100644
--- a/addons/website/static/src/less/website.snippets.less
+++ b/addons/website/static/src/less/website.snippets.less
@@ -409,7 +409,6 @@ div.carousel {
         background-size: cover;
         background-attachment: scroll;
         pointer-events: none;
-        z-index: -1;
     }
     &.s_parallax_is_fixed > .s_parallax_bg {
         background-attachment: fixed;
diff --git a/addons/website/views/snippets.xml b/addons/website/views/snippets.xml
index a1cbb1b4578..e230762c9ef 100644
--- a/addons/website/views/snippets.xml
+++ b/addons/website/views/snippets.xml
@@ -528,7 +528,7 @@
 </template>
 
 <template id="s_parallax" name="Parallax">
-    <section class="parallax s_parallax oe_custom_bg oe_img_bg"
+    <section class="parallax s_parallax oe_img_bg"
         style="background-image: url(/web/image/website.s_background_image_04);"
         data-scroll-background-ratio="1.6"><div class="oe_structure"/></section>
 </template>