diff --git a/README.md b/README.md
index 2ed35dfc537da17ed376eb6f65e9696d05eb3a8a..b3affc62a0e0d8ea4ccbd567f3eebe2c47fa4f8a 100644
--- a/README.md
+++ b/README.md
@@ -11,4 +11,7 @@ for use with PTB branding. You can learn more about
 about Quarto using the official guide <https://quarto.org/docs/guide/>.
 
 
-> Check out the [online demo](https://shiny.ptb.de/saturn02/ptb-quarto-revealjs-theme/presentation.html).
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+> Check out the [online demo](https://shiny.ptb.de/saturn02/ptb-quarto-revealjs-theme/presentation.html).
+
+This theme has been inspired and uses part of the code of the 
+[Macquarie University Quarto reveal.js Presentation Template](https://github.com/thomas-fung/quarto-mq-revealjs-theme)
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