diff --git a/Dockerfile b/Dockerfile
index 1528743..99eaee4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,7 +18,7 @@ RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o random-api .
 # 运行阶段
 FROM alpine:latest
 
-RUN apk --no-cache add ca-certificates
+RUN apk --no-cache add ca-certificates tzdata
 
 WORKDIR /root/