diff --git a/.pkgr.yml b/.pkgr.yml
index ddddab2..03ba459 100644
--- a/.pkgr.yml
+++ b/.pkgr.yml
@@ -10,5 +10,6 @@ targets:
   centos-7:
 after:
   - rm -rf .git
-buildpack: https://github.com/benlangfeld/heroku-buildpack-multi.git
-debug: true
+buildpacks:
+  - https://github.com/HashNuke/heroku-buildpack-elixir.git
+  - https://github.com/gjaldon/heroku-buildpack-phoenix-static.git