diff --git a/package-lock.json b/package-lock.json
index 48d02f8..468513e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,6 +27,7 @@
         "gtfsrt2lc": "bin/gtfsrt2lc.js"
       },
       "devDependencies": {
+        "@jest/globals": "^29.7.0",
         "jest": "^29.7.0"
       }
     },
diff --git a/package.json b/package.json
index 05b5811..ee4b9c6 100644
--- a/package.json
+++ b/package.json
@@ -8,8 +8,8 @@
     "gtfsrt2json": "bin/gtfsrt2json.js"
   },
   "scripts": {
-    "test": "jest",
-    "test-ci": "jest --ci --maxWorkers=4"
+    "test": "NODE_OPTIONS=--experimental-vm-modules npx jest",
+    "test-ci": "NODE_OPTIONS=--experimental-vm-modules npx jest --ci --maxWorkers=4"
   },
   "repository": {
     "type": "git",
@@ -36,6 +36,7 @@
     "zlib": "^1.0.5"
   },
   "devDependencies": {
+    "@jest/globals": "^29.7.0",
     "jest": "^29.7.0"
   }
 }
diff --git a/test/gtfsrt2lc.test.js b/test/gtfsrt2lc.test.js
index 8063aef..ad9593c 100644
--- a/test/gtfsrt2lc.test.js
+++ b/test/gtfsrt2lc.test.js
@@ -1,4 +1,4 @@
-const fs = require('fs');
+const { test, expect } = require('@jest/globals');
 const del = require('del');
 const { Readable } = require('stream');
 const uri_templates = require('uri-templates');