diff --git a/docker/rsync/Dockerfile b/docker/rsync/Dockerfile
index 4c8ca34..c2cf8ae 100644
--- a/docker/rsync/Dockerfile
+++ b/docker/rsync/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:9
+FROM debian:12
 
 COPY docker/rsync/files/entry.sh /entry.sh