diff --git a/07_dockerfile/7.18_multistage_builds_laravel.md b/07_dockerfile/7.18_multistage_builds_laravel.md
index e097b9e..8d2e2bf 100644
--- a/07_dockerfile/7.18_multistage_builds_laravel.md
+++ b/07_dockerfile/7.18_multistage_builds_laravel.md
@@ -121,7 +121,8 @@ RUN set -x ; cd ${LARAVEL_PATH} \
       && mkdir -p storage/framework/testing \
       && mkdir -p storage/framework/views \
       && mkdir -p storage/logs \
-      && chmod -R 777 storage \
+      && chown -R www-data:www-data storage \
+      && chmod -R 775 storage \
       && php artisan package:discover
 ```
 
@@ -226,7 +227,8 @@ RUN set -x ; cd ${LARAVEL_PATH} \
       && mkdir -p storage/framework/testing \
       && mkdir -p storage/framework/views \
       && mkdir -p storage/logs \
-      && chmod -R 777 storage \
+      && chown -R www-data:www-data storage \
+      && chmod -R 775 storage \
       && php artisan package:discover
 
 FROM nginx:1.28-alpine as nginx