diff --git a/test/component-tests/test.mjs b/test/component-tests/test.mjs
index af4ed2f9..0d6ce877 100644
--- a/test/component-tests/test.mjs
+++ b/test/component-tests/test.mjs
@@ -5,7 +5,7 @@ const pwVersion = getPackageVersion('@playwright/test');
 test(getTestName(import.meta), (t) => {
   execPlaywrightTest(t.name, {
     env: {
-      NATIVE_MERGE_TESTS: pwVersion >= '1.39.0',
+      NATIVE_MERGE_TESTS: pwVersion >= '1.39.0' ? '1' : '',
     },
   });
 });