diff --git a/README.md b/README.md
index e3ab409498a4731cdca93bf3a65c5e65b3a95855..61d565eca728c32f3abf39efa6301fdd693f848c 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,6 @@ A short video introduction is available at this page:
 https://www.youtube.com/watch?v=53zyVab37rg
 
 ## Installation
-- Install Three.js from https://github.com/mrdoob/three.js/
 - Install JQuery and JQuery UI from https://jquery.com/
 - Install Hammer.js from https://hammerjs.github.io/
 - Install svg-pan-zoom from https://github.com/bumbu/svg-pan-zoom
@@ -18,4 +17,4 @@ https://gitlab.elettra.eu/puma/client/panther/-/raw/master/panther_lattice.json
 for example:
 https://gitlab.elettra.eu/puma/client/panther/-/raw/master/elettra_lattice.json
 - create a component bundle for 3D using component.php?machine=<your_machine>&save and a coponent bundle for 2D using component.php?machine=<your_machine>&2d&save
-- edit file panther_conf.js, panther.php and panther2d.php and adjust according to your setup
+- edit file panther_conf.js, panther.php and panther2d.php and adjust according to your setup (e.g. modify the path of JQuery according to your installation)