diff --git a/tools/config/README b/tools/config/README
index 64c9f0902541..0d5bd5740363 100644
--- a/tools/config/README
+++ b/tools/config/README
@@ -2,7 +2,7 @@ This generate_sample.sh tool is used to generate etc/nova/nova.conf.sample
 
 Run it from the top-level working directory i.e.
 
-  $> ./tools/config/generate_sample.sh
+  $> ./tools/config/generate_sample.sh -b ./ -p nova -o etc/nova
 
 Watch out for warnings about modules like libvirt, qpid and zmq not
 being found - these warnings are significant because they result