.buildpacks

@@ -1,3 +1,3 @@

                 https://github.com/cantino/heroku-selectable-procfile.git
              

                 https://github.com/heroku/heroku-buildpack-ruby.git
              

                -https://github.com/weibeld/heroku-buildpack-graphviz-src.git
              

                +https://github.com/weibeld/heroku-buildpack-graphviz.git