diff --git a/rootfs/builder/install-buildpacks b/rootfs/builder/install-buildpacks
index 33cf553..ee73521 100755
--- a/rootfs/builder/install-buildpacks
+++ b/rootfs/builder/install-buildpacks
@@ -30,13 +30,13 @@ mkdir -p $BUILDPACK_INSTALL_PATH
 
 download_buildpack https://github.com/heroku/heroku-buildpack-multi.git          v1.0.0   01-multi
 download_buildpack https://github.com/heroku/heroku-buildpack-clojure.git        v77      02-clojure
-download_buildpack https://github.com/heroku/heroku-buildpack-go.git             v71      03-go
+download_buildpack https://github.com/heroku/heroku-buildpack-go.git             v73      03-go
 download_buildpack https://github.com/heroku/heroku-buildpack-gradle.git         v23      04-gradle
 download_buildpack https://github.com/heroku/heroku-buildpack-grails.git         v21      05-grails
-download_buildpack https://github.com/heroku/heroku-buildpack-java.git           v53      06-java
-download_buildpack https://github.com/heroku/heroku-buildpack-nodejs.git         v110     07-nodejs
+download_buildpack https://github.com/heroku/heroku-buildpack-java.git           v54      06-java
+download_buildpack https://github.com/heroku/heroku-buildpack-nodejs.git         v111     07-nodejs
 download_buildpack https://github.com/heroku/heroku-buildpack-php.git            v121     08-php
 download_buildpack https://github.com/heroku/heroku-buildpack-play.git           v26      09-play
-download_buildpack https://github.com/heroku/heroku-buildpack-python.git         v109     10-python
+download_buildpack https://github.com/heroku/heroku-buildpack-python.git         v117     10-python
 download_buildpack https://github.com/heroku/heroku-buildpack-ruby.git           v167     11-ruby
 download_buildpack https://github.com/heroku/heroku-buildpack-scala.git          v77      12-scala