diff --git a/docs/curl-config.1 b/docs/curl-config.1
index 5533abf15aa1db0294706f4c230aad72b7b499ab..38961c4fc63b54b71ac9e96de0df6b39d2b6b4b0 100644
--- a/docs/curl-config.1
+++ b/docs/curl-config.1
@@ -11,6 +11,8 @@ curl-config \- Get information about a libcurl installation
 .B curl-config
 displays information about a previous curl and libcurl installation.
 .SH OPTIONS
+.IP "--ca"
+Displays the built-in path to the CA cert bundle this libcurl uses.
 .IP "--cc"
 Displays the compiler used to build libcurl.
 .IP "--cflags"