diff --git a/Dockerfile b/Dockerfile
index 5022526..d088506 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,7 +20,7 @@ RUN --mount=type=cache,target=/root/.cache \
     && go build -ldflags='-w -s' -trimpath
 
 
-FROM alpine:3.20
+FROM alpine:3.21
 WORKDIR /app
 
 RUN apk add --no-cache tzdata
diff --git a/Dockerfile.goreleaser b/Dockerfile.goreleaser
index a4a1a9e..55d3931 100644
--- a/Dockerfile.goreleaser
+++ b/Dockerfile.goreleaser
@@ -1,4 +1,4 @@
-FROM alpine:3.20
+FROM alpine:3.21
 WORKDIR /app
 
 RUN apk add --no-cache tzdata