diff --git a/Dockerfile b/Dockerfile
index 5fe96ee..241457f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.19
 ENV TZ Asia/Shanghai
 RUN apk add alpine-conf tzdata && \
     /sbin/setup-timezone -z Asia/Shanghai && \