diff --git a/docs/src/content/docs/using-with/index.md b/docs/src/content/docs/using-with/index.md
index fe3f6ca71..dd071213a 100755
--- a/docs/src/content/docs/using-with/index.md
+++ b/docs/src/content/docs/using-with/index.md
@@ -15,7 +15,7 @@ is appropriate to your program.
 # Using tap with TypeScript
 
 Name your test files `.ts` and they'll be loaded as TypeScript if you have
-the `typescript` module installed in your project, and enable the `--ts`
+both `typescript` and `ts-node` modules installed in your project, and enable the `--ts`
 flag.
 
 For TypeScript with JSX (ie, TSX), name your files with a `.tsx` extension.