diff --git a/rootfs/Dockerfile b/rootfs/Dockerfile
index 810a701..b6f0e86 100644
--- a/rootfs/Dockerfile
+++ b/rootfs/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.0
 
 ARG HAPROXY_MODSEC_REF=3c895f3e7dd291dba19d57ba054b277e6fb80ca4
 ARG HAPROXY_MODSEC_SHA256=645ff6fd6fe1394462bd6b82ee5430606c631b83021f8b5cd7eca2b62b427970