diff --git a/README.md b/README.md
index 62d5ca6..ab1998c 100644
--- a/README.md
+++ b/README.md
@@ -15,9 +15,9 @@ See [the sample app](https://github.com/tasuki/sbs) with the instructions!
 
 ### Installation
 
-Install nodejs, eg. on Debian/Ubuntu:
+Install nodejs, [probably 16+][bug] (worked with nodejs 18 from Ubuntu snaps in 2022).
 
-	sudo apt-get install nodejs
+[bug]: https://stackoverflow.com/questions/55921442/how-to-fix-referenceerror-primordials-is-not-defined-in-node-js
 
 Clone the project, go to project folder, and install dependencies:
 
diff --git a/package.json b/package.json
index ec03d8f..179dce6 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,9 @@
 		"lodash": "2.4.x",
 		"marked": "0.3.2"
 	},
+	"overrides": {
+		"graceful-fs": "^4.2.10"
+	},
 	"scripts": {
 		"test": "node_modules/.bin/grunt test",
 		"postinstall": "node_modules/.bin/bower install"