# Date filter: Text Time zone names (z) cannot be parsed

**URL:** <https://discuss.elastic.co/t/date-filter-text-time-zone-names-z-cannot-be-parsed/88304>\
**Category:** Logstash\
**Created:** [June 5, 2017, 5:00pm UTC](https://discuss.elastic.co/t/date-filter-text-time-zone-names-z-cannot-be-parsed/88304 "2017-06-05T17:00:51Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![oraclept](https://avatars.discourse-cdn.com/v4/letter/o/ce73a5/32.png) [@oraclept](https://discuss.elastic.co/u/oraclept)\
**Post date:** [June 5, 2017, 5:36pm UTC](https://discuss.elastic.co/t/date-filter-text-time-zone-names-z-cannot-be-parsed/88304/2 "2017-06-05T17:36:26Z")

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Looking at the forum posts.

Below are options

1. use Translate Filter
2. Change log format.

> [@Logstash timestamp error when CEST is at the end](https://discuss.elastic.co/t/logstash-timestamp-error-when-cest-is-at-the-end/27843/2):
>
> Quoting the [Joda-Time documentation](http://joda-time.sourceforge.net/apidocs/org/joda/time/format/DateTimeFormat.html): Zone names: Time zone names ('z') cannot be parsed So, unless you can hardcode the timezone in the date filter configuration I think you need to translate the timezone names into offsets and include the offset in the timestamp to be parsed.

Thanks,

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_[View the full topic](https://discuss.elastic.co/t/date-filter-text-time-zone-names-z-cannot-be-parsed/88304)._