diff --git a/configure.ac b/configure.ac
index 1ebf45d4..fb8a1758 100644
--- a/configure.ac
+++ b/configure.ac
@@ -210,7 +210,7 @@ then
 # Lib cURL & cURL - OpenSSL versions
   MHD_REQ_CURL_VERSION=7.16.4
   MHD_REQ_CURL_OPENSSL_VERSION=0.9.8
-  MHD_REQ_CURL_GNUTLS_VERSION=2.2.3
+  MHD_REQ_CURL_GNUTLS_VERSION=2.8.6
   AC_DEFINE_UNQUOTED([MHD_REQ_CURL_VERSION], "$MHD_REQ_CURL_VERSION", [required cURL version to run tests])
   AC_DEFINE_UNQUOTED([MHD_REQ_CURL_OPENSSL_VERSION], "$MHD_REQ_CURL_OPENSSL_VERSION", [required cURL SSL version to run tests])
   AC_DEFINE_UNQUOTED([MHD_REQ_CURL_GNUTLS_VERSION], "$MHD_REQ_CURL_GNUTLS_VERSION", [gnuTLS lib version - used in conjunction with cURL])