diff --git a/docs/src/api/params.md b/docs/src/api/params.md
index a31ea6047c..a1d7da840f 100644
--- a/docs/src/api/params.md
+++ b/docs/src/api/params.md
@@ -549,7 +549,7 @@ Does not enforce fixed viewport, allows resizing window in the headed mode.
 
 ## context-option-clientCertificates
 - `clientCertificates` <[Array]<[Object]>>
-  - `origin` <[string]> Exact origin that the certificate is valid for. Origin includes `https` protocol, a hostname and optionally a port.
+  - `origin` <[string]> Exact origin or chromium enterprise policy style URL pattern that the certificate is valid for. Origin includes `https` protocol, a hostname and optionally a port.
   - `certPath` ?<[path]> Path to the file with the certificate in PEM format.
   - `cert` ?<[Buffer]> Direct value of the certificate in PEM format.
   - `keyPath` ?<[path]> Path to the file with the private key in PEM format.