diff --git a/.buildpacks b/.buildpacks
index 29a047177..e8c71cd43 100644
--- a/.buildpacks
+++ b/.buildpacks
@@ -1,4 +1,4 @@
 https://github.com/Scalingo/apt-buildpack.git
-https://github.com/mlvernay/heroku-geo-buildpack
+https://github.com/mlvernay/heroku-geo-buildpack#26
 https://github.com/Scalingo/nodejs-buildpack
 https://github.com/Scalingo/python-buildpack
diff --git a/scalingo.json b/scalingo.json
index 888901abb..d6e94a2c9 100644
--- a/scalingo.json
+++ b/scalingo.json
@@ -1,3 +1,3 @@
 {
-  "stack": "scalingo-24"
+  "stack": "scalingo-26"
 }