diff --git a/Dockerfile b/Dockerfile
index 49d76cf..5066527 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:labs
-FROM alpine:3.21.0
+FROM alpine:3.21.1
 COPY update.sh /usr/local/bin/update.sh
 COPY healthcheck.sh /usr/local/bin/healthcheck.sh
 RUN apk upgrade --no-cache -a && \