diff --git a/scripts/install b/scripts/install
index 56da539..7ccde50 100755
--- a/scripts/install
+++ b/scripts/install
@@ -49,7 +49,8 @@ sudo chown -hR owncloud:www-data $final_path
 sudo chown -hR owncloud:www-data $data_path
 sudo chown owncloud:www-data /home/yunohost.app/owncloud
 sudo chmod 755 /home/yunohost.app
-sudo chmod -R 775 $final_path
+sudo find $final_path -type f | xargs sudo chmod 664
+sudo find $final_path -type d | xargs sudo chmod 775
 sudo chmod -R 770 $data_path
 
 # Change variables in Owncloud configuration
@@ -108,7 +109,8 @@ mysql -u $db_user -p$db_pwd $db_user < ../conf/ldap_config.sql
 sudo chown -hR owncloud:owncloud $final_path
 sudo chown -hR owncloud:owncloud $data_path
 sudo chmod 755 /home/yunohost.app
-sudo chmod -R 775 $final_path
+sudo find $final_path -type f | xargs sudo chmod 664
+sudo find $final_path -type d | xargs sudo chmod 775
 sudo chmod -R 770 $data_path
 
 # Make an LDAP user as admin