diff --git a/Dockerfile b/Dockerfile
index 03aae15..c22c69f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.0
 ARG DEBIAN_FRONTEND=noninteractive
 
 RUN apk add --update --no-cache \