diff --git a/Dockerfile b/Dockerfile
index 4385b37..82e2ff7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,11 +9,10 @@ COPY --chown=www-data:www-data . /var/www/html/
 
 ENV COMPOSER_HOME=/tmp/composer
 USER www-data
-RUN composer config -g repos.packagist composer https://registry.parsaaghayi.ir/repository/composer-proxy/ && \
-    if [ -d /var/www/html/vendor ]; then \
-        COMPOSER_DISABLE_NETWORK=1 composer install --no-dev --optimize-autoloader --no-interaction 2>/dev/null || \
-        composer install --no-dev --optimize-autoloader --no-interaction; \
+RUN if [ -d /var/www/html/vendor ]; then \
+        COMPOSER_DISABLE_NETWORK=1 composer install --no-dev --optimize-autoloader --no-interaction; \
     else \
+        composer config -g repos.packagist composer https://registry.parsaaghayi.ir/repository/composer-proxy/ && \
         composer install --no-dev --optimize-autoloader --no-interaction; \
     fi