diff --git a/gemian-common.yaml b/gemian-common.yaml
index d54b39f..92a356f 100644
--- a/gemian-common.yaml
+++ b/gemian-common.yaml
@@ -2,7 +2,7 @@ architecture: arm64
 
 actions:
   - action: debootstrap
-    suite: "bullseye"
+    suite: "bookworm"
     components:
       - main
       - non-free