diff --git a/scripts/install b/scripts/install
index 7ad7cba..7e44bbd 100644
--- a/scripts/install
+++ b/scripts/install
@@ -168,7 +168,8 @@ ynh_secure_remove --file=/tmp/admin.sql
 ynh_script_progression --message="Securing files and directories..."
 
 # Set permissions to ampache directory
-chown -R $app: $final_path
+chmod -R o-rwx $final_path
+chown -R $app:$app $final_path
 chmod 600 $final_path/config/ampache.cfg.php
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 2ff8cf2..cfd2b5c 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -69,7 +69,8 @@ ynh_system_user_create --username=$app
 ynh_script_progression --message="Restoring user rights..."
 
 # Restore permissions on app files
-chown -R $app: $final_path
+chmod -R o-rwx $final_path
+chown -R $app:$app $final_path
 chmod 600 $final_path/config/ampache.cfg.php
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 802f538..c361b16 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -179,7 +179,8 @@ fi
 ynh_script_progression --message="Securing files and directories..."
 
 # Set permissions on app files
-chown -R $app: $final_path
+chmod -R o-rwx $final_path
+chown -R $app:$app $final_path
 chmod 600 $final_path/config/ampache.cfg.php
 
 #=================================================