diff --git a/Options-and-Params.md b/Options-and-Params.md
index 12665aa..6c89cc9 100644
--- a/Options-and-Params.md
+++ b/Options-and-Params.md
@@ -82,7 +82,8 @@ acme.sh  command ...[parameters]....
   **--insecure**                        Do not check the server certificate, in some devices, the api server's certificate may not be trusted.  
   **--ca-path**                         Specifies directory containing CA certificates in PEM format, used by wget or  curl to verify API server's certificate.  
   **--ca-bundle**                       Specifies the CA certificate bundle file used by wget or curl to verify API server's certificate.  
-  **--nocron**                          Only valid for '--install' command, which means: do not install the default cron job. In this case, the certs will not be renewed automatically.  
+  **--nocron**                          Only valid for '--install' command, which means: do not install the default cron job. In this case, the certs will not be renewed automatically. 
+  **--noprofile**                       Only valid for '--install' command, which means: do not install aliases to user profile. 
   **--ecc**                             Specifies to use the ECC cert. Valid for '--installcert', '--renew', '--revoke', '--toPkcs' and '--createCSR'  
   **--csr**                             Specifies the input csr.  
   **--ocsp-must-staple, --ocsp**        Generate ocsp must Staple extension.