diff --git a/README.md b/README.md
index 0ca8fbf..4bc9df3 100644
--- a/README.md
+++ b/README.md
@@ -231,6 +231,8 @@ Select [CURL options](https://curl.haxx.se/libcurl/c/curl_easy_setopt.html) are
 * [CURLOPT_TCP_KEEPALIVE](https://curl.haxx.se/libcurl/c/CURLOPT_TCP_KEEPALIVE.html)
 * [CURLOPT_TCP_KEEPIDLE](https://curl.haxx.se/libcurl/c/CURLOPT_TCP_KEEPIDLE.html)
 * [CURLOPT_CONNECTTIMEOUT](https://curl.haxx.se/libcurl/c/CURLOPT_CONNECTTIMEOUT.html)
+* [CURLOPT_USERAGENT](https://curl.haxx.se/libcurl/c/CURLOPT_USERAGENT.html)
+
 
 
 For example,