diff --git a/platform/src/ssl_stream.cpp b/platform/src/ssl_stream.cpp
index 7c8aa75..2ee5e55 100644
--- a/platform/src/ssl_stream.cpp
+++ b/platform/src/ssl_stream.cpp
@@ -794,7 +794,10 @@ static SSL * upstream_ssl_create(struct ssl_mgr * mgr, const struct ssl_chello *
 	{
 		SSL_set_tlsext_host_name(ssl, chello->sni);
 	}
-
+	if (chello->alpn)
+	{
+		SSL_set_alpn_protos(ssl, chello->alpn, strlen(chello->alpn));
+	}
 	/* lower memory footprint for idle connections */
 	SSL_set_mode(ssl, SSL_get_mode(ssl) | SSL_MODE_RELEASE_BUFFERS);