diff --git a/lib/EnvironmentPlugin.js b/lib/EnvironmentPlugin.js
index 802082a79..6b76a3452 100644
--- a/lib/EnvironmentPlugin.js
+++ b/lib/EnvironmentPlugin.js
@@ -34,7 +34,7 @@ class EnvironmentPlugin {
 	 */
 	apply(compiler) {
 		const definitions = this.keys.reduce((defs, key) => {
-			// TODO remove once the fix has made its way into Node 8.
+			// NOTE remove once the required node version is >=8.10.0.
 			// Work around https://github.com/nodejs/node/pull/18463,
 			// affecting Node 8 & 9 by performing an OS-level
 			// operation that always succeeds before reading