diff --git a/php/README.md b/php/README.md
index fe73c29..6232146 100644
--- a/php/README.md
+++ b/php/README.md
@@ -5,5 +5,5 @@ See the [top level readme](https://github.com/emilybache/Theatrical-Players-Refa
 
 This project uses [PHPUnit](https://github.com/sebastianbergmann/phpunit) and [approvaltests](https://github.com/approvals/ApprovalTests.php). 
 
-Run ```composer install``` then ```./vendor/phpunit tests/StatementPrinterTest.php``` to run the tests
+Run ```composer install``` then ```./vendor/bin/phpunit``` to run the tests