anifest-src <source>;
    Content-Security-Policy: manifest-src <source> <source>;
    

###  Sources

` <source> ` can be any one of the values listed in [ CSP Source Values ](/en-
US/docs/Web/HTTP/Headers/Content-Security-Policy/Sources#sources) .

Note that this same set of values can be used in all [ fetch directives ](/en-
US/docs/Glossary/Fetch_directive) (and a [ number of other directives ](/en-
US/docs/Web/HTTP/Headers/Content-Security-Policy/Sources#relevant_directives)
).

##  Examples

###  Violation cases

Given this CSP header:

http

    
    
    Content-Security-Policy: manifest-src https://example.com/
    

The following [ ` <link> ` ](/en-US/docs/Web/HTML/Element/link) is blocked and
won't load:

html

    
    
    <link rel="manifest" href="https://not-example.com/manifest" />
    

##  Specifications

Specification  
---  
[ Content Security Policy Level 3  
#  directive-manifest-src  ](https://w3c.github.io/webappsec-csp/#directive-
manifest-src)  
  
##  Browser compatibility

BCD tables only load in the browser  with JavaScript enabled. Enable
JavaScript to view data.

##  See also

  * [ ` Content-Security-Policy ` ](/en-US/docs/Web/HTTP/Headers/Content-Security-Policy)
  * [ Web app manifest ](/en-US/docs/Web/Manifest)
  * [ ` <link> ` ](/en-US/docs/Web/HTML/Element/link)

##  Help improve MDN

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[ Learn how to contribute
](https://github.com/mdn/content/blob/main/CONTRIBUTING.md "This will take you
to our contribution guidelines on GitHub.") .

This page was last modified on  Apr 10, 2023  by  [ MDN contributors ](/en-
US/docs/Web/HTTP/Headers/Content-Security-Policy/manifest-
src/contributors.txt) .

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