diff --git a/packages/react-scripts/scripts/test.js b/packages/react-scripts/scripts/test.js
index 1a408215d662af4cbefe2bfc575eb862da343097..9de5181d7396f6b5a81ce61bf2f286e8fcafe06c 100644
--- a/packages/react-scripts/scripts/test.js
+++ b/packages/react-scripts/scripts/test.js
@@ -32,7 +32,7 @@ const createJestConfig = require('../utils/createJestConfig');
 const path = require('path');
 const paths = require('../config/paths');
 argv.push('--config', JSON.stringify(createJestConfig(
-  relativePath => path.posix.resolve(__dirname.replace(/[\\]+/g, path.posix.sep), '..', relativePath),
+  relativePath => path.resolve(__dirname, '..', relativePath),
   path.resolve(paths.appSrc, '..'),
   false
 )));