diff --git a/Dockerfile b/Dockerfile
index edde8c6..089fe42 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ WORKDIR /workspace
 #hadolint ignore=DL4006
 RUN wget -nv -O - https://github.com/mxpv/podsync/archive/${UPSTREAM_VERSION}.tar.gz | tar -xz --strip-components=1; go build -o /bin/podsync ./cmd/podsync
 
-FROM alpine:3.21.1@sha256:b97e2a89d0b9e4011bb88c02ddf01c544b8c781acf1f4d559e7c8f12f1047ac3
+FROM alpine:3.21.2@sha256:56fa17d2a7e7f168a043a2712e63aed1f8543aeafdcee47c58dcffe38ed51099
 WORKDIR /app/
 # hadolint ignore=DL3018,DL3017
 RUN apk --no-cache upgrade && \