diff --git a/packages/worker/src/index.ts b/packages/worker/src/index.ts
index e8ceb32d..7c08e6b2 100644
--- a/packages/worker/src/index.ts
+++ b/packages/worker/src/index.ts
@@ -127,9 +127,7 @@ export async function initVitest(
           },
           api: {
             vitest: {
-              experimental: {
-                ignoreFsModuleCache: true,
-              },
+              ignoreFsModuleCache: true,
             },
           },
         },