diff --git a/lib/NodeStuffPlugin.js b/lib/NodeStuffPlugin.js
index 512c47b4d40..99676eb2f89 100644
--- a/lib/NodeStuffPlugin.js
+++ b/lib/NodeStuffPlugin.js
@@ -117,7 +117,7 @@ class NodeStuffPlugin {
 								setConstant(
 									"__filename",
 									"/index.js",
-									"The __filename is Node.js feature and doesn't present in browser."
+									"__filename is a Node.js feature and isn't available in browsers."
 								);
 								break;
 							case true:
@@ -144,7 +144,7 @@ class NodeStuffPlugin {
 								setConstant(
 									"__dirname",
 									"/",
-									"The __dirname is Node.js feature and doesn't present in browser."
+									"__dirname is a Node.js feature and isn't available in browsers."
 								);
 								break;
 							case true: