diff --git a/base/release.sls b/base/release.sls
index 304a522..c472056 100644
--- a/base/release.sls
+++ b/base/release.sls
@@ -4,4 +4,4 @@ etc_apt_release:
     - name: /etc/apt/apt.conf.d/01release
     - user: root
     - mode: 644
-    - contents: 'APT::Default-Release "stable";'
+    - contents: 'APT::Default-Release "buster";'