diff --git a/packages/testing/ts-vitest/src/index.ts b/packages/testing/ts-vitest/src/index.ts
index aabd0765c..12adcb582 100644
--- a/packages/testing/ts-vitest/src/index.ts
+++ b/packages/testing/ts-vitest/src/index.ts
@@ -1 +1 @@
-export * from './mocks';
+export * from './mocks.js';
diff --git a/packages/testing/ts-vitest/tsconfig.json b/packages/testing/ts-vitest/tsconfig.json
index 6f737d390..85d0dd1ab 100644
--- a/packages/testing/ts-vitest/tsconfig.json
+++ b/packages/testing/ts-vitest/tsconfig.json
@@ -2,7 +2,9 @@
   "extends": "../../../tsconfig.json",
   "compilerOptions": {
     "outDir": "./lib",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext"
   },
   "include": [
     "./src"