diff --git a/scripts/install b/scripts/install
index ccf477f..71ba52d 100755
--- a/scripts/install
+++ b/scripts/install
@@ -161,8 +161,7 @@ ynh_setup_source --dest_dir="$final_path"
 # this will be treated as a security issue.
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R root: "$final_path"
-chown root:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # NGINX CONFIGURATION
diff --git a/scripts/restore b/scripts/restore
index 7e635ce..e94c5d8 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -76,8 +76,7 @@ ynh_restore_file --origin_path="$final_path"
 # this will be treated as a security issue.
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R root: "$final_path"
-chown root:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # RESTORE THE PHP-FPM CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 146252a..b8f459c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -129,8 +129,7 @@ fi
 # this will be treated as a security issue.
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
-chown -R root: "$final_path"
-chown root:$app "$final_path"
+chown -R $app:www-data "$final_path"
 
 #=================================================
 # NGINX CONFIGURATION