diff --git a/Dockerfile b/Dockerfile
index 3d0935a4..a00beef7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 FROM docker.io/nginxproxy/docker-gen:0.15.1 AS docker-gen
 
-FROM docker.io/library/alpine:3.22.1
+FROM docker.io/library/alpine:3.22.2
 
 ARG GIT_DESCRIBE="unknown"
 ARG ACMESH_VERSION=3.1.1