### Discussed in https://github.com/quarto-dev/quarto-cli/discussions/1484

<div type='discussions-op-text'>

<sup>Originally posted by **dhicks** July 21, 2022</sup>
I'm working on a project that includes, in effect, an extensive Mermaid tutorial.  I'd like to set all of the Mermaid blocks to `echo: true`.  Either setting `echo: true` in `_quarto.yml` doesn't seem to do the trick or I'm confused about where to put it. Non-working example attached. 

[_quarto.yml.zip](https://github.com/quarto-dev/quarto-cli/files/9162064/_quarto.yml.zip)
 </div>
cscheid
2022-07-21T19:32:56Z
cscheid
bug
Future
closed
Change project-wide execution options for Mermaid
https://github.com/quarto-dev/quarto-cli/issues/1485