diff --git a/README.md b/README.md
index 7bcdeca..b921d2e 100644
--- a/README.md
+++ b/README.md
@@ -523,7 +523,7 @@ In a [Server-Side Request Forgery (SSRF)](https://www.owasp.org/index.php/Server
 
 - ipBlackList(Array) - specific which IP addresses are illegal when requested with `safeCurl`.
 - ipExceptionList(Array) - specific which IP addresses are legal within ipBlackList.
-- hostnameExceptionList(Array) - specific which hostname are legal within ipBlackList.
+hostnameExceptionList(Array) - specifies which hostnames are legal within ipBlackList.
 - checkAddress(Function) - determine the ip by the function's return value, `false` means illegal ip.
 
 ```js