diff --git a/backend/Dockerfile b/backend/Dockerfile
index 3a9ca2a..75a331d 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -14,6 +14,7 @@ RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o /app/stock-user-system
 
 FROM alpine:3.23
 RUN apk add --no-cache ca-certificates tzdata
+ENV TZ=Asia/Shanghai
 WORKDIR /app
 
 COPY --from=builder /app/stock-user-system /app/stock-user-system
diff --git a/docker-compose.yml b/docker-compose.yml
index 9ee4225..8397c9e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,6 +6,7 @@ services:
       POSTGRES_USER: ${DB_USER:-stock}
       POSTGRES_PASSWORD: ${DB_PASSWORD:-stock}
       POSTGRES_DB: ${DB_NAME:-stock}
+      TZ: Asia/Shanghai
     volumes:
       - postgres_data:/var/lib/postgresql
     ports:
@@ -34,6 +35,7 @@ services:
       DATA_SYNC_ENABLED: ${DATA_SYNC_ENABLED:-true}
       DATA_SYNC_TIME: ${DATA_SYNC_TIME:-16:30}
       DATA_SYNC_WEEKDAYS_ONLY: ${DATA_SYNC_WEEKDAYS_ONLY:-true}
+      TZ: Asia/Shanghai
     ports:
       - "3019:3019"
     depends_on:
@@ -48,6 +50,8 @@ services:
       context: ./frontend
       dockerfile: Dockerfile
     container_name: stock_frontend
+    environment:
+      TZ: Asia/Shanghai
     ports:
       - "3018:80"
     depends_on:
diff --git a/frontend/Dockerfile b/frontend/Dockerfile
index df7a272..a9b5fcb 100644
--- a/frontend/Dockerfile
+++ b/frontend/Dockerfile
@@ -12,6 +12,8 @@ RUN npm run build
 
 # 使用 nginx 提供静态资源
 FROM nginx:1.29.0-alpine
+RUN apk add --no-cache tzdata
+ENV TZ=Asia/Shanghai
 COPY --from=builder /build/dist /usr/share/nginx/html
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 EXPOSE 80