diff --git a/README.md b/README.md
index 28a38c5..d374439 100755
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Castopod is easy to install and was built on top of CodeIgniter4, a powerful PHP
 - Multi-tenant: host as many podcasts as you want
 - Multi-user: add contributors and set roles
 
-**Shipped version:** 1.6.5~ynh1
+**Shipped version:** 1.6.5~ynh2
 
 **Demo:** https://podcast.podlibre.org/@podlibre_fr
 
diff --git a/README_fr.md b/README_fr.md
index aa23611..443629c 100755
--- a/README_fr.md
+++ b/README_fr.md
@@ -31,7 +31,7 @@ Castopod est une plate-forme d'hébergement gratuite et open source conçue pour
 - Multi-locataire : hébergez autant de podcasts que vous le souhaitez
 - Multi-utilisateur : ajouter des contributeurs et définir des rôles
 
-**Version incluse :** 1.6.5~ynh1
+**Version incluse :** 1.6.5~ynh2
 
 **Démo :** https://podcast.podlibre.org/@podlibre_fr
 
diff --git a/manifest.toml b/manifest.toml
index de6c3ef..dc1c1cc 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -5,7 +5,7 @@ name = "Castopod"
 description.en = "Hosting platform made for podcasters"
 description.fr = "Plateforme d'hébergement conçue pour les podcasteurs"
 
-version = "1.6.5~ynh1"
+version = "1.6.5~ynh2"
 
 maintainers = ["eric_G"]
 
diff --git a/scripts/install b/scripts/install
index 94c4a4c..f84ad84 100755
--- a/scripts/install
+++ b/scripts/install
@@ -72,7 +72,7 @@ chown $app:www-data "$install_dir/.env"
 mkdir -p $data_dir/media
 cp -rf $install_dir/public/media/* $data_dir/media
 chmod -R 750 $data_dir
-chgrp -R www-data $data_dir
+chown -R $app:www-data $data_dir
 
 ynh_secure_remove --file="$install_dir/public/media" 
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 2fd85bc..8743ae1 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -47,13 +47,15 @@ if ynh_compare_current_package_version --comparison le --version "1.1.2~ynh2"; t
     mkdir -p $data_dir/media
     cp -rf $install_dir/public/media/* $data_dir/media
     chmod -R 750 $data_dir
-    chgrp -R www-data $data_dir
+    chown -R $app:www-data $data_dir
 
     ynh_secure_remove --file="$install_dir/public/media"
 
     ynh_script_progression --message="Fixing migrations..." --weight=1
     # this will fail is `cp-install` was not run on prev version - just ignore, DB schema is (re)generated later.
     ynh_mysql_execute_as_root --database=$db_name --sql="UPDATE cp_migrations SET class='Media\\\\Database\\\\Migrations\\\\AddMedia', namespace='Media' where class='App\\\\Database\\\\Migrations\\\\AddMedia'" || true
+elif ynh_compare_current_package_version --comparison lt --version "1.6.5~ynh2"; then
+    chown -R $app:www-data $data_dir
 fi
 
 #=================================================