diff --git a/package.json b/package.json
index a483083..b478c70 100644
--- a/package.json
+++ b/package.json
@@ -52,6 +52,9 @@
     "clearMocks": true,
     "collectCoverage": true,
     "coverageDirectory": "./coverage/",
-    "testEnvironment": "node"
+    "testEnvironment": "node",
+    "testEnvironmentOptions": {
+      "globalsCleanup": "off"
+    }
   }
 }