use Date

web/src/lib/utils/thumbnail-util.ts

@@ -2,7 +2,6 @@ import type { TimelineAsset } from '$lib/stores/assets-store.svelte';
 import { locale } from '$lib/stores/preferences.store';
 import { t } from 'svelte-i18n';
 import { derived, get } from 'svelte/store';
-import { fromLocalDateTime } from './timeline-util';
 
 /**
  * Calculate thumbnail size based on number of assets and viewport width
@@ -40,7 +39,7 @@ export function getThumbnailSize(assetCount: number, viewWidth: number): number
 
 export const getAltText = derived(t, ($t) => {
   return (asset: TimelineAsset) => {
-    const date = fromLocalDateTime(asset.localDateTime).toLocaleString({ dateStyle: 'long' }, { locale: get(locale) });
+    const date = asset.localDateTime.toLocaleString(get(locale), { dateStyle: 'long', timeZone: 'UTC' });
     const hasPlace = asset.city && asset.country;
 
     const peopleCount = asset.people.length;