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-rw-r--r--app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js b/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js
index 1d54a1b0c04..85a991a1ec9 100644
--- a/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js
+++ b/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js
@@ -88,7 +88,7 @@ function renderMermaidEl(el, source) {
const iframeEl = document.createElement('iframe');
setAttributes(iframeEl, {
src: getSandboxFrameSrc(),
- sandbox: 'allow-scripts',
+ sandbox: 'allow-scripts allow-popups',
frameBorder: 0,
scrolling: 'no',
width: '100%',