diff --git a/README.md b/README.md
index 2bbdc134..36867da2 100644
--- a/README.md
+++ b/README.md
@@ -133,6 +133,7 @@ You can use all of the following options with the standalone version of the <red
 * `payloadSampleIdx` - if set, payload sample will be inserted at this index or last. Indexes start from 0.
 * `theme` - ReDoc theme. For details check [theme docs](#redoc-theme-object).
 * `untrustedSpec` - if set, the spec is considered untrusted and all HTML/markdown is sanitized to prevent XSS. **Disabled by default** for performance reasons. **Enable this option if you work with untrusted user data!**
+* `nonce` - if set, the provided value will be injected in every injected HTML element in the `nonce` attribute. Useful with of CSP.
 
 ### `<redoc>` theme object
 * `spacing`