diff --git a/components/lib/galleria/GalleriaItem.vue b/components/lib/galleria/GalleriaItem.vue
index e23433cb7..0ae843fc4 100755
--- a/components/lib/galleria/GalleriaItem.vue
+++ b/components/lib/galleria/GalleriaItem.vue
@@ -1,13 +1,13 @@
 <template>
     <div :class="cx('itemWrapper')" v-bind="ptm('itemWrapper')">
         <div :class="cx('itemContainer')" v-bind="ptm('itemContainer')">
-            <button v-if="showItemNavigators" v-ripple type="button" :class="cx('previousItemButton')" @click="navBackward($event)" :disabled="isNavBackwardDisabled()" v-bind="ptm('previousItemButton')">
+            <button v-if="showItemNavigators" v-ripple type="button" :class="cx('previousItemButton')" @click="navBackward($event)" :disabled="isNavBackwardDisabled()" v-bind="ptm('previousItemButton')" data-pc-group-section="itemnavigator">
                 <component :is="templates.previousitemicon || 'ChevronLeftIcon'" :class="cx('previousItemIcon')" v-bind="ptm('previousItemIcon')" />
             </button>
             <div :id="id + '_item_' + activeIndex" :class="cx('item')" role="group" :aria-label="ariaSlideNumber(activeIndex + 1)" :aria-roledescription="ariaSlideLabel" v-bind="ptm('item')">
                 <component v-if="templates.item" :is="templates.item" :item="activeItem" />
             </div>
-            <button v-if="showItemNavigators" v-ripple type="button" :class="cx('nextItemButton')" @click="navForward($event)" :disabled="isNavForwardDisabled()" v-bind="ptm('nextItemButton')">
+            <button v-if="showItemNavigators" v-ripple type="button" :class="cx('nextItemButton')" @click="navForward($event)" :disabled="isNavForwardDisabled()" v-bind="ptm('nextItemButton')" data-pc-group-section="itemnavigator">
                 <component :is="templates.nextitemicon || 'ChevronRightIcon'" :class="cx('nextItemIcon')" v-bind="ptm('nextItemIcon')" />
             </button>
             <div v-if="templates['caption']" :class="cx('caption')" v-bind="ptm('caption')">
diff --git a/components/lib/galleria/GalleriaThumbnails.vue b/components/lib/galleria/GalleriaThumbnails.vue
index b4ee3abd7..9b30c537f 100755
--- a/components/lib/galleria/GalleriaThumbnails.vue
+++ b/components/lib/galleria/GalleriaThumbnails.vue
@@ -10,6 +10,7 @@
                 :aria-label="ariaPrevButtonLabel"
                 @click="navBackward($event)"
                 v-bind="{ ...prevButtonProps, ...ptm('previousThumbnailButton') }"
+                data-pc-group-section="thumbnailnavigator"
             >
                 <component :is="templates.previousthumbnailicon || (isVertical ? 'ChevronUpIcon' : 'ChevronLeftIcon')" :class="cx('previousThumbnailIcon')" v-bind="ptm('previousThumbnailIcon')" />
             </button>
@@ -52,6 +53,7 @@
                 :aria-label="ariaNextButtonLabel"
                 @click="navForward($event)"
                 v-bind="{ ...nextButtonProps, ...ptm('nextThumbnailButton') }"
+                data-pc-group-section="thumbnailnavigator"
             >
                 <component :is="templates.nextthumbnailicon || (isVertical ? 'ChevronDownIcon' : 'ChevronRightIcon')" :class="cx('nextThumbnailIcon')" v-bind="ptm('nextThumbnailIcon')" />
             </button>