diff --git a/README.md b/README.md
index 22aa5259b8..69e777d592 100644
--- a/README.md
+++ b/README.md
@@ -158,7 +158,7 @@ Usage examples
 
 **Using the IfcOpenShell Python interface**
 
-    $ wget -O duplex.zip http://projects.buildingsmartalliance.org/files/?artifact_id=4278
+    $ wget -O duplex.zip https://portal.nibs.org/files/wl/?id=4DsTgHFQAcOXzFetxbpRCECPbbfUqpgo
     $ unzip duplex.zip
     $ python
     >>> import ifcopenshell