diff --git a/docker-compose.yml b/docker-compose.yml
index ada0af6..a7ff798 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -87,7 +87,7 @@ services:
     build:
       context: ./services/php70
       args:
-        PHP_VERSION: harbor.gaore.com/tools/php-7.0.5-fpm
+        PHP_VERSION: docker.xuanyuan.me/library/php:7.0.33-fpm-alpine
         CONTAINER_PACKAGE_URL: ${CONTAINER_PACKAGE_URL}
         PHP_EXTENSIONS: ${PHP70_EXTENSIONS}
         TZ: "$TZ"
diff --git a/services/php70/Dockerfile b/services/php70/Dockerfile
index e6f4504..e14e92a 100644
--- a/services/php70/Dockerfile
+++ b/services/php70/Dockerfile
@@ -23,6 +23,22 @@ RUN apk add --no-cache openssl && apk --no-cache add libzip-dev \
     && docker-php-ext-install zip
 
 RUN apk update && apk --no-cache add shadow 
+
+
+# 配置 Composer 使用系统 CA 证书
+RUN mkdir -p /var/www/.config/composer && \
+    mkdir -p /var/www/.cache/composer && \
+    chmod -R 755 /var/www/.config /var/www/.cache 
+
+# 设置 Composer 环境变量
+ENV COMPOSER_ALLOW_SUPERUSER=1
+ENV COMPOSER_HOME=/var/www/.config/composer
+ENV COMPOSER_CACHE_DIR=/var/www/.cache/composer
+
+# php image's www-data user uid & gid are 82, change them to 1000 (primary user)
+RUN usermod -u 1000 www-data && groupmod -g 1000 www-data
+
+
 # php image's www-data user uid & gid are 82, change them to 1000 (primary user)
 # RUN  usermod -u 1000 www-data && groupmod -g 1000 www-data
 # Use www-data to run the first process