diff --git a/plugins/filters.js b/plugins/filters.js
index a794a954..c87058e0 100644
--- a/plugins/filters.js
+++ b/plugins/filters.js
@@ -5,7 +5,6 @@ import utc from 'dayjs/plugin/utc'
 import timezone from 'dayjs/plugin/timezone'
 import localizedFormat from 'dayjs/plugin/localizedFormat'
 
-
 import 'dayjs/locale/it'
 import 'dayjs/locale/en'
 import 'dayjs/locale/es'
@@ -38,10 +37,10 @@ export default ({ app, store }) => {
   Vue.filter('url2host', url => url.match(/^https?:\/\/(.[^/:]+)/i)[1])
   Vue.filter('datetime', value => dayjs.tz(value).locale(locale).format('ddd, D MMMM HH:mm'))
   Vue.filter('dateFormat', (value, format) => dayjs.tz(value).format(format))
-  Vue.filter('unixFormat', (timestamp, format) => dayjs.unix(timestamp).tz(instance_timezone).format(format))
+  Vue.filter('unixFormat', (timestamp, format) => dayjs.unix(timestamp).tz().format(format))
 
   // shown in mobile homepage
-  Vue.filter('day', value => dayjs.unix(value).tz(instance_timezone).locale(store.state.locale).format('dddd, D MMM'))
+  Vue.filter('day', value => dayjs.unix(value).tz().locale(store.state.locale).format('dddd, D MMM'))
   Vue.filter('mediaURL', (event, type, format = '.jpg') => {
     if (event.media && event.media.length) {
       if (type === 'alt') {
@@ -55,16 +54,16 @@ export default ({ app, store }) => {
     return ''
   })
 
-  Vue.filter('from', timestamp => dayjs.unix(timestamp).tz(instance_timezone).fromNow())
+  Vue.filter('from', timestamp => dayjs.unix(timestamp).tz().fromNow())
 
   Vue.filter('recurrentDetail', event => {
     const parent = event.parent
     const { frequency, type } = parent.recurrent
     let recurrent
     if (frequency === '1w' || frequency === '2w') {
-      recurrent = app.i18n.t(`event.recurrent_${frequency}_days`, { days: dayjs.unix(parent.start_datetime).tz(instance_timezone).format('dddd') })
+      recurrent = app.i18n.t(`event.recurrent_${frequency}_days`, { days: dayjs.unix(parent.start_datetime).tz().format('dddd') })
     } else if (frequency === '1m' || frequency === '2m') {
-      const d = type === 'ordinal' ? dayjs.unix(parent.start_datetime).date() : dayjs.unix(parent.start_datetime).tz(instance_timezone).format('dddd')
+      const d = type === 'ordinal' ? dayjs.unix(parent.start_datetime).date() : dayjs.unix(parent.start_datetime).tz().format('dddd')
       if (type === 'ordinal') {
         recurrent = app.i18n.t(`event.recurrent_${frequency}_days`, { days: d })
       } else {
@@ -76,8 +75,8 @@ export default ({ app, store }) => {
   })
 
   Vue.filter('when', (event) => {
-    const start = dayjs.unix(event.start_datetime).tz(instance_timezone)
-    const end = dayjs.unix(event.end_datetime).tz(instance_timezone)
+    const start = dayjs.unix(event.start_datetime).tz()
+    const end = dayjs.unix(event.end_datetime).tz()
 
     // const normal = `${start.format('dddd, D MMMM (HH:mm-')}${end.format('HH:mm) ')}`
     // // recurrent event