diff --git a/launch/README b/launch/README
index 40a6a49128..4ab27a7fb7 100644
--- a/launch/README
+++ b/launch/README
@@ -24,25 +24,25 @@ To launch a node in the OpenStack CI account (production servers)::
 
   . ~/launch-env/bin/activate
   export OS_CLOUD=openstackci-rax
-  export OS_REGION=DFW
+  export OS_REGION_NAME=DFW
   export FLAVOR="8 GB Performance"
   export FQDN=servername01.openstack.org
   cd /opt/system-config/production/launch/
   ./launch-node.py $FQDN --flavor "$FLAVOR" \
-    --cloud=$OS_CLOUD --region=$OS_REGION
+    --cloud=$OS_CLOUD --region=$OS_REGION_NAME
 
 To launch a node in the OpenStack Jenkins account (slave nodes)::
 
   . ~/launch-env/bin/activate
   export OS_CLOUD=openstackjenkins-rax
-  export OS_REGION=DFW
+  export OS_REGION_NAME=DFW
   export FQDN=slavename01.slave.openstack.org
   openstack image list
   export IMAGE='Ubuntu 12.04 LTS (Precise Pangolin) (PVHVM)'
   openstack flavor list
   export FLAVOR="8 GB Performance"
   ./launch-node.py $FQDN --image "$IMAGE" --flavor "$FLAVOR" \
-     --cloud=$OS_CLOUD --region=$OS_REGION
+     --cloud=$OS_CLOUD --region=$OS_REGION_NAME
 
 Manually add the hostname to DNS (the launch script does not do so
 automatically). Note that this example assumes you've already