diff --git a/Dockerfile b/Dockerfile
index db2c0fd..d55078f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.2 as alpine
+FROM alpine:3.21.0 as alpine
 
 RUN apk add --no-cache \
     ca-certificates \