diff --git a/README.md b/README.md
index 5d18750..1e02958 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ The following Parameters are set directly on the Web-Server.
 
 ```
 Content-Security-Policy: default-src 'none'; script-src 'self' https://plausible.sp-codes.de; object-src 'none'; style-src 'self'; img-src 'self'; media-src 'none'; frame-src 'none'; font-src 'self'; connect-src 'self' https://plausible.sp-codes.de; require-trusted-types-for 'script'
-Referrer-Policy: same-origin
+Referrer-Policy: strict-origin-when-cross-origin
 Feature-Policy: sync-xhr 'self'
 Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
 X-Content-Type-Options: nosniff