diff --git a/php7.4/dockerfile b/php7.4/dockerfile
index e4a74ce..04619e3 100644
--- a/php7.4/dockerfile
+++ b/php7.4/dockerfile
@@ -36,6 +36,8 @@ RUN apk add --no-cache --virtual .build-deps \
     && curl -s https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin/ --filename=composer \
     && apk del -f .build-deps
 
+RUN apk add shadow && usermod -u 1000 www-data && groupmod -g 1000 www-data
+
 # 修改 composer 为国内镜像
 RUN composer config -g repo.packagist composer https://mirrors.cloud.tencent.com/composer/