diff --git a/packages/svelte/tests/runtime-browser/test.ts b/packages/svelte/tests/runtime-browser/test.ts
index 63e601b115..597b2909dc 100644
--- a/packages/svelte/tests/runtime-browser/test.ts
+++ b/packages/svelte/tests/runtime-browser/test.ts
@@ -164,6 +164,7 @@ async function run_test(
 				}
 			],
 			bundle: true,
+			platform: 'node',
 			format: 'iife',
 			globalName: 'test_ssr'
 		});