diff --git a/defaults/main.yml b/defaults/main.yml
index 5a034bd..a535ac6 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,5 +1,5 @@
 debian_mirror: http://deb.debian.org/debian
-debian_distribution: stretch
+debian_distribution: buster
 debian_components:
   - main
   - contrib