diff --git a/nodejs4/README.md b/nodejs4/README.md
index c96c00b5243fa6472e40e605e5eb24b994ea73c8..49506075ab4e64dee6fe4d35d8c94a75c0e54f05 100644
--- a/nodejs4/README.md
+++ b/nodejs4/README.md
@@ -6,3 +6,9 @@
 * git
 * build-essential
 * curl
+
+Use like:
+```
+config.vm.box = "henrietta-nodejs4"
+config.vm.box_url = "http://mail.dms-serwis.com.pl/nodejs4.box"
+```
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