diff --git a/apps/showcase/doc/galleria/ResponsiveDoc.vue b/apps/showcase/doc/galleria/ResponsiveDoc.vue
index a9b5c285f..792f09a7f 100644
--- a/apps/showcase/doc/galleria/ResponsiveDoc.vue
+++ b/apps/showcase/doc/galleria/ResponsiveDoc.vue
@@ -41,9 +41,7 @@ export default {
         <img :src="slotProps.item.itemImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
     </template>
     <template #thumbnail="slotProps">
-        <template #thumbnail="slotProps">
-            <img :src="slotProps.item.thumbnailImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
-        </template>
+        <img :src="slotProps.item.thumbnailImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
     </template>
 </Galleria>
 `,
@@ -55,9 +53,7 @@ export default {
                 <img :src="slotProps.item.itemImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
             </template>
             <template #thumbnail="slotProps">
-                <template #thumbnail="slotProps">
-                    <img :src="slotProps.item.thumbnailImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
-                </template>
+                <img :src="slotProps.item.thumbnailImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
             </template>
         </Galleria>
     </div>
@@ -96,9 +92,7 @@ export default {
                 <img :src="slotProps.item.itemImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
             </template>
             <template #thumbnail="slotProps">
-                <template #thumbnail="slotProps">
-                    <img :src="slotProps.item.thumbnailImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
-                </template>
+                <img :src="slotProps.item.thumbnailImageSrc" :alt="slotProps.item.alt" style="width: 100%; display: block" />
             </template>
         </Galleria>
     </div>