diff --git a/kas/debian/mtda-nanopi-r1.yml b/kas/debian/mtda-nanopi-r1.yml
index 16ffee9e..cdcd6e20 100644
--- a/kas/debian/mtda-nanopi-r1.yml
+++ b/kas/debian/mtda-nanopi-r1.yml
@@ -15,4 +15,4 @@ machine: nanopi-r1
 header:
   version: 10
   includes:
-    - kas/debian/bullseye-base.yml
+    - kas/debian/bookworm-base.yml