diff --git a/scripts/tasks/test-runner.ts b/scripts/tasks/test-runner.ts
index 7a0961d8632d..9471cd6e7f70 100644
--- a/scripts/tasks/test-runner.ts
+++ b/scripts/tasks/test-runner.ts
@@ -21,11 +21,8 @@ export const testRunner: Task = {
 
     const storybookController = await serveSandbox(builtSandboxDir, {});
 
-    await exec(`yarn test-storybook --url http://localhost:8001 --junit`, {
+    await exec(`yarn test-storybook --url http://localhost:8001 --junit ${junitFilename}`, {
       ...execOptions,
-      env: {
-        JEST_JUNIT_OUTPUT_FILE: junitFilename,
-      },
     });
 
     publishController.abort();