diff --git a/src/components/date/datepickerWithRange.vue b/src/components/date/datepickerWithRange.vue
index b5f9c30f8..dd4ae158a 100644
--- a/src/components/date/datepickerWithRange.vue
+++ b/src/components/date/datepickerWithRange.vue
@@ -79,7 +79,6 @@ const flatPickerConfig = computed(() => ({
 	},
 }))
 
-const showPopup = ref<Boolean>(false)
 const dateRange = ref<string>('')
 
 watch(
@@ -99,7 +98,7 @@ watch(
 			dateFrom: new Date(fromDate),
 			dateTo: new Date(toDate),
 		})
-	}
+	},
 )
 
 function formatDate(date: Date): string {
diff --git a/src/views/tasks/ShowTasks.vue b/src/views/tasks/ShowTasks.vue
index 70ca72126..5ab96875a 100644
--- a/src/views/tasks/ShowTasks.vue
+++ b/src/views/tasks/ShowTasks.vue
@@ -104,7 +104,7 @@ export default {
 				? this.$t('task.show.titleCurrent')
 				: this.$t('task.show.fromuntil', {
 					from: this.format(this.dateFrom, 'PPP'),
-					until: this.format(this.dateTo, 'PPP')
+					until: this.format(this.dateTo, 'PPP'),
 				})
 
 			this.setTitle(title)
@@ -116,7 +116,7 @@ export default {
 			// soonest before the later ones.
 			// We can't use the api sorting here because that sorts tasks with a due date after
 			// ones without a due date.
-			return this.tasks.sort((a, b) => {
+			return [...this.tasks].sort((a, b) => {
 				const sortByDueDate = b.dueDate - a.dueDate
 				return sortByDueDate === 0
 					? b.id - a.id