diff --git a/frontend/src/view/RoomFinderOffline.vue b/frontend/src/view/RoomFinderOffline.vue
index f52d264..92bbf5e 100644
--- a/frontend/src/view/RoomFinderOffline.vue
+++ b/frontend/src/view/RoomFinderOffline.vue
@@ -52,7 +52,7 @@ router.afterEach(async (to) => {
 });
 
 const rooms = computed<Set<string>>(() => {
-  let rooms: Set<string> = new Set();
+  const rooms: Set<string> = new Set();
 
   occupancy.value?.rooms.forEach((room) => {
     rooms.add(room.name);
@@ -117,7 +117,7 @@ watch(selectedRoom, (newRoom: Room) => {
       <!--last update date-->
       <div class="flex align-items-baseline justify-content-end text-right text-xs text-gray-500">
         <span v-if="occupancy">{{ $t("roomFinderPage.lastUpdate") }}: {{ $d(occupancy.updated, 'long') }}</span>
-        <Button size="small" @click="refetchRoomOccupancy" icon="pi pi-refresh" class="p-button-text p-button-sm" />
+        <Button size="small" icon="pi pi-refresh" class="p-button-text p-button-sm" @click="refetchRoomOccupancy" />
       </div>
     </template>  
   </DynamicPage>