diff --git a/Gruntfile.js b/Gruntfile.js
index 0d98777..2485f49 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -17,7 +17,11 @@
 /* eslint-env node */
 
 /**
- * Grunt configuration for local_treestudyplan
+ * Grunt configuration for local_treestudyplan.
+ * Note that currently on the 4.1 developement environment, the method described
+ * on https://moodledev.io/general/development/tools/nodejs#using-grunt-in-additional-plugins
+ * is not working as expected. Once development environment is changed to 4.3 or 4.4 I will
+ * try this again.
  *
  * @copyright  2023 P.M. Kuipers
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later