diff --git a/src/core/libs/supl/supl.c b/src/core/libs/supl/supl.c
index 6a06bb252..021b65327 100644
--- a/src/core/libs/supl/supl.c
+++ b/src/core/libs/supl/supl.c
@@ -221,7 +221,7 @@ int EXPORT supl_server_connect(supl_ctx_t *ctx, char *server) {
 
   SSLeay_add_ssl_algorithms();
   // meth = TLSv1_client_method();
-  meth = SSLv23_client_method();
+  meth = (SSL_METHOD*)SSLv23_client_method();
   SSL_load_error_strings();
   ctx->ssl_ctx = SSL_CTX_new(meth);
   if (!ctx->ssl_ctx) return E_SUPL_CONNECT;