diff --git a/info/api/Dynamsoft_WebTwainEnv.md b/info/api/Dynamsoft_WebTwainEnv.md
index 57073333..f363a22d 100644
--- a/info/api/Dynamsoft_WebTwainEnv.md
+++ b/info/api/Dynamsoft_WebTwainEnv.md
@@ -180,7 +180,7 @@ UpdateCert(
 // overwrite the following function in dynamsoft.webtwain.install.js
    Dynamsoft.OnSSLCertInfo = function (sslExpiredDate) {
         console.log(sslExpiredDate);
-   Dynamsoft.DWT.UpdateCert("https://xxx.com/cert.zip", 
+   Dynamsoft.DWT.UpdateCert("https://domainlocation.com/cert.zip", 
         function () { console.log("OK"); }, 
         function (errorCode, errorString) { console.log(errorString);}
     );
@@ -267,4 +267,4 @@ Specify the source of the loader bar image. Check out more on [HTMLImageElement.
 
 #### `loaderBarClassName`
 
-Specify the class name of the DIV element that contains the loader bar. With this class, you can customize the loader bar even further with CSS.
\ No newline at end of file
+Specify the class name of the DIV element that contains the loader bar. With this class, you can customize the loader bar even further with CSS.