diff --git a/lib/vtls/vtls.c b/lib/vtls/vtls.c
index b44b76473d..6da7554900 100644
--- a/lib/vtls/vtls.c
+++ b/lib/vtls/vtls.c
@@ -1661,8 +1661,14 @@ static CURLcode cf_ssl_create(struct Curl_cfilter **pcf,
 
   DEBUGASSERT(data->conn);
 
+#ifdef CURL_DISABLE_HTTP
+  /* We only support ALPN for HTTP so far. */
+  DEBUGASSERT(!conn->bits.tls_enable_alpn);
+  ctx = cf_ctx_new(data, NULL);
+#else
   ctx = cf_ctx_new(data, alpn_get_spec(data->state.http_neg.wanted,
                                        conn->bits.tls_enable_alpn));
+#endif
   if(!ctx) {
     result = CURLE_OUT_OF_MEMORY;
     goto out;