diff --git a/build/Dockerfile b/build/Dockerfile
index 6541572..4807715 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -24,7 +24,6 @@ FROM alpine:3.23
 
 RUN apk add --no-cache ca-certificates tzdata
 
-COPY --from=builder /usr/share/zoneinfo/Asia/Shanghai /usr/share/zoneinfo/Asia/Shanghai
 ENV TZ=Asia/Shanghai
 
 # 注意：不 COPY 任何凭证。默认凭证由部署时只读挂载到 /app/config/config.yaml。