diff --git a/silta-rsync/rsync/Dockerfile b/silta-rsync/rsync/Dockerfile
index 07d832c..a4bf93d 100644
--- a/silta-rsync/rsync/Dockerfile
+++ b/silta-rsync/rsync/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.2
 
 RUN apk add --no-cache --virtual .run-deps rsync bash tzdata coreutils && rm -rf /var/cache/apk/*