diff --git a/UPGRADING b/UPGRADING
index b753545a944..31b51a2c5fb 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -1049,7 +1049,7 @@ PHP 8.4 UPGRADE NOTES
 - Curl:
   . CURL_HTTP_VERSION_3.
   . CURL_HTTP_VERSION_3ONLY.
-  . CURL_TCP_KEEPCNT.
+  . CURLOPT_TCP_KEEPCNT.
   . CURLOPT_PREREQFUNCTION.
   . CURL_PREREQFUNC_OK.
   . CURL_PREREQFUNC_ABORT.