diff --git a/Dockerfile b/Dockerfile
index 1bff928..5099c02 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@
 # =====================================================================
 
 # ---------- 基础运行镜像 ----------
-FROM alpine:3.21 AS base
+FROM alpine:3.24 AS base
 RUN apk add --no-cache ca-certificates tzdata
 
 # ---------- 资产层: 按目标架构拷贝仓库内置静态二进制 ----------