README.md in bosh-stemcell-1.2427.0 vs README.md in bosh-stemcell-1.2446.0

@@ -29,11 +29,11 @@
 Substitute *\<current_build\>* with the current build number, which can be found by looking at [bosh artifacts](http://bosh_artifacts.cfapps.io).
 The final two arguments are the S3 bucket and key for the OS image to use, which can be found by reading the OS\_IMAGES document in this project.
 
     vagrant ssh -c '
       cd /bosh
-      CANDIDATE_BUILD_NUMBER=<current_build> http_proxy=http://localhost:3142/ bundle exec rake stemcell:build[vsphere,centos,ruby,ci4-bosh-os-images-centos,aa1590ae6eb031840b59485ad292d4ae313c0327338867263c07a73878fb4a49]
+      CANDIDATE_BUILD_NUMBER=<current_build> http_proxy=http://localhost:3142/ bundle exec rake stemcell:build[vsphere,centos,nil,ruby,bosh-os-images,bosh-centos-6_5-os-image.tgz]
     ' remote
 
 # Run the stemcell locally with Fusion
 
 VMware Fusion is the preferred local virtual environment.  You can [purchase it here](http://www.vmware.com/products/fusion/).  Once you have Fusion installed:
@@ -110,9 +110,9 @@
 
 A stemcell with a custom OS image can be built using the stemcell-building VM created earlier.
 
     vagrant ssh -c '
       cd /bosh
-      bundle exec rake stemcell:build_os_image[centos,/tmp/centos_base_image.tgz]
-      bundle exec rake stemcell:build_with_local_os_image[aws,centos,ruby,/tmp/centos_base_image.tgz]
+      bundle exec rake stemcell:build_os_image[ubuntu,lucid,/tmp/ubuntu_base_image.tgz]
+      bundle exec rake stemcell:build_with_local_os_image[aws,ubuntu,lucid,ruby,/tmp/ubuntu_base_image.tgz]
     ' remote