diff --git a/public/typo3conf/ext/ep_theme/Resources/Private/Partials/Product/HeaderDetail.html b/public/typo3conf/ext/ep_theme/Resources/Private/Partials/Product/HeaderDetail.html
index a7de5faa..82bbb95e 100644
--- a/public/typo3conf/ext/ep_theme/Resources/Private/Partials/Product/HeaderDetail.html
+++ b/public/typo3conf/ext/ep_theme/Resources/Private/Partials/Product/HeaderDetail.html
@@ -23,7 +23,7 @@
             </picture>
             <div class="absolute bottom-0 left-0 inset-x-0 px-8 md:bottom-1/2 md:transform md:translate-y-1/2">
                 <div class="lg:container">
-                    <div class="p-4 bg-ep-primary-dark-80 sbw:bg-sbw-primary-80 mb-4 md:p-8 md:max-w-2xl">
+                    <div class="p-4 bg-ep-primary-dark-80 sbw:bg-sbw-primary-80 ser:bg-ser-primary-80 mb-4 md:p-8 md:max-w-2xl">
                         <span class="block text-xl md:text-2xl font-bold text-white uppercase">
                             {product.name}{f:if(condition: product.subline, then: ' {product.subline}')}
                         </span>