diff --git a/debian/nextcloud-server.postinst b/debian/nextcloud-server.postinst
index 5db0f9f..e43f307 100644
--- a/debian/nextcloud-server.postinst
+++ b/debian/nextcloud-server.postinst
@@ -39,7 +39,7 @@ configure)
     fi
 
     # Permissions and owners
-    chown -R www-data:www-data /var/www/nextcloud
+    find /var/www/nextcloud -mindepth 1 -maxdepth 1 '!' -name 'data' -exec chown -R www-data:www-data {} \;
     chmod 644 /var/www/nextcloud/.htaccess
     chmod +x /var/www/nextcloud/occ
     chmod +x /usr/sbin/occ