# Implementing Google Tag Manager with Discourse

**URL:** <https://meta.discourse.org/t/implementing-google-tag-manager-with-discourse/36861>\
**Category:** Data & reporting\
**Created:** [December 17, 2015, 11:23pm UTC](https://meta.discourse.org/t/implementing-google-tag-manager-with-discourse/36861 "2015-12-17T23:23:09Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![polusok](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/polusok/32/106741_2.png) [@polusok](https://meta.discourse.org/u/polusok)\
**Post date:** [July 8, 2016, 7:26am UTC](https://meta.discourse.org/t/implementing-google-tag-manager-with-discourse/36861/6 "2016-07-08T07:26:18Z")

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I moved to GTM approx. 2 month ago. Placed GTM code in Header.  
Now I noticed that pageview and bounce rate is calculated differently then it was before thru Google Analytics tracking code

**bounce rate** goes up significantly

 ![](https://global.discourse-cdn.com/meta/original/3X/8/c/8cf81ac8d42a9ee3fefe0d763c18ed042aad3cd6.png)

**pageviews** goes down significantly

 ![](https://global.discourse-cdn.com/meta/original/3X/3/5/3549084d984bd8cc4040e0a2c87cb08b128e5490.png)

Any ideas why it’s happened?

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