diff --git a/defaults/install/pantheon.yml b/defaults/install/pantheon.yml
index d20d944c..7de57ff2 100644
--- a/defaults/install/pantheon.yml
+++ b/defaults/install/pantheon.yml
@@ -1,5 +1,8 @@
 # Pantheon configuration file
+# @see https://pantheon.io/docs/pantheon-yml
+
 api_version: 1
 web_docroot: true
-php_version: 7.4
-drush_version: 8
+php_version: 8.1
+drush_version: 11
+build_step: false