diff --git a/Changelog.md b/Changelog.md
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 #### 2.1 (master/beta)
-- TBD
+- Primary styles moved from main.css to reveal.css
 
 #### 2.0 ([download](https://github.com/downloads/hakimel/reveal.js/reveal.js-2.0.zip))
 - New API method ```Reveal.getPreviousSlide()```