diff --git a/packages/core/package.json b/packages/core/package.json
index bbc2f21a6e..3c5e906b5a 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -74,7 +74,6 @@
         "@swc/jest"
       ]
     },
-    "workerIdleMemoryLimit": "64MiB",
     "testEnvironment": "jsdom",
     "resolver": "<rootDir>/src/jest-28-resolver.js",
     "moduleNameMapper": {