diff --git a/jest.config.cjs b/jest.config.cjs
index 3c87e55..82433ce 100644
--- a/jest.config.cjs
+++ b/jest.config.cjs
@@ -5,7 +5,6 @@ module.exports = {
   verbose: false,
   silent: true,
   detectOpenHandles: true,
-  runInBand: true,
   forceExit: true,
   testTimeout: 40000,
   testEnvironment: 'node',
diff --git a/package-lock.json b/package-lock.json
index c180544..b18d51c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,6 +31,7 @@
         "@typescript-eslint/parser": "^7.14.1",
         "c8": "^10.1.2",
         "coveralls": "^3.1.1",
+        "cross-env": "^7.0.3",
         "cz-conventional-changelog": "^3.3.0",
         "esbuild": "^0.21.4",
         "eslint": "^8.56.0",
@@ -8044,6 +8045,25 @@
       "optional": true,
       "peer": true
     },
+    "node_modules/cross-env": {
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/cross-env/-/cross-env-7.0.3.tgz",
+      "integrity": "sha512-+/HKd6EgcQCJGh2PSjZuUitQBQynKor4wrFbRg4DtAgS1aWO+gU52xpH7M9ScGgXSYmAVS9bIJ8EzuaGw0oNAw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cross-spawn": "^7.0.1"
+      },
+      "bin": {
+        "cross-env": "src/bin/cross-env.js",
+        "cross-env-shell": "src/bin/cross-env-shell.js"
+      },
+      "engines": {
+        "node": ">=10.14",
+        "npm": ">=6",
+        "yarn": ">=1"
+      }
+    },
     "node_modules/cross-inspect": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/cross-inspect/-/cross-inspect-1.0.1.tgz",
diff --git a/package.json b/package.json
index a87d4df..1321c4e 100644
--- a/package.json
+++ b/package.json
@@ -26,6 +26,7 @@
     "yamlparser": "^0.0.2"
   },
   "devDependencies": {
+    "cross-env": "^7.0.3",
     "@commitlint/cli": "^19.2.2",
     "@commitlint/config-conventional": "^19.2.2",
     "@jest/globals": "^29.7.0",
@@ -66,7 +67,7 @@
     "build:es": "esbuild ./src/start.ts --bundle --platform=node --outfile=lib/start.cjs --tree-shaking=true --sourcemap=inline",
     "dev": "cross-env NODE_ENV=development nodemon --watch './src/**/*.ts' --exec node --loader ts-node/esm ./src/start.ts",
     "lint": "eslint src --ext .ts",
-    "test": "NODE_OPTIONS=--experimental-vm-modules cross-env NODE_ENV=test jest",
+    "test": "NODE_OPTIONS=--experimental-vm-modules cross-env NODE_ENV=test jest --runInBand",
     "postinstall": "rm -rf ./node_modules/@josephg/resolvable/index.ts",
     "prepare": "node -e \"try { require('husky').install() } catch (e) {}\""
   },