# Changing eventTime to ISO8601 standard

**URL:** <https://discuss.elastic.co/t/changing-eventtime-to-iso8601-standard/180034>\
**Category:** Logstash\
**Created:** [May 7, 2019, 5:07pm UTC](https://discuss.elastic.co/t/changing-eventtime-to-iso8601-standard/180034 "2019-05-07T17:07:17Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![robkeik](https://avatars.discourse-cdn.com/v4/letter/r/e0b2c6/32.png) [@robkeik](https://discuss.elastic.co/u/robkeik)\
**Post date:** [May 7, 2019, 5:07pm UTC](https://discuss.elastic.co/t/changing-eventtime-to-iso8601-standard/180034/1 "2019-05-07T17:07:17Z")

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I am trying to change the eventTime to the ISO standard. I am looking at the filter date plugin but not sure how to code this in dissect. Any suggestions. thanks

dissect {  
mapping =\> { "message" =\> '%{} %{} %{eventTime}:%{+eventTime}:%{} %{} %{}

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<div class="post-metadata">

**Author:** ![Badger](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/badger/32/25190_2.png) [@Badger](https://discuss.elastic.co/u/Badger)\
**Post date:** [May 7, 2019, 6:38pm UTC](https://discuss.elastic.co/t/changing-eventtime-to-iso8601-standard/180034/2 "2019-05-07T18:38:15Z")

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What does a message look like?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [June 4, 2019, 6:38pm UTC](https://discuss.elastic.co/t/changing-eventtime-to-iso8601-standard/180034/3 "2019-06-04T18:38:16Z")

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