diff --git a/configure.ac b/configure.ac
index ed1b5fcec..03fbda34d 100755
--- a/configure.ac
+++ b/configure.ac
@@ -147,6 +147,7 @@ dnl initialize all the info variables
     curl_ssh_msg="no      (--with-{libssh,libssh2})"
    curl_zlib_msg="no      (--with-zlib)"
  curl_brotli_msg="no      (--with-brotli)"
+   curl_zstd_msg="no      (--with-zstd)"
     curl_gss_msg="no      (--with-gssapi)"
 curl_tls_srp_msg="no      (--enable-tls-srp)"
     curl_res_msg="default (--enable-ares / --enable-threaded-resolver)"