diff --git a/Containers/watchtower/Dockerfile b/Containers/watchtower/Dockerfile
index 5b9823fb..8a0592fe 100644
--- a/Containers/watchtower/Dockerfile
+++ b/Containers/watchtower/Dockerfile
@@ -2,7 +2,7 @@
 # From https://github.com/containrrr/watchtower/blob/main/dockerfiles/Dockerfile.self-contained
 FROM containrrr/watchtower:1.7.1 AS watchtower
 
-FROM alpine:3.21.1
+FROM alpine:3.21.2
 
 RUN set -ex; \
     apk upgrade --no-cache -a; \