diff --git a/packages/vitest/package.json b/packages/vitest/package.json
index 1f7dd58023a1..fca4e1990f63 100644
--- a/packages/vitest/package.json
+++ b/packages/vitest/package.json
@@ -41,8 +41,8 @@
       "import": "./dist/config.mjs"
     }
   },
-  "main": "./dist/index.js",
-  "module": "./dist/index.js",
+  "main": "./dist/index.mjs",
+  "module": "./dist/index.mjs",
   "types": "./dist/index.d.ts",
   "bin": {
     "vitest": "./vitest.mjs"