diff --git a/package.json b/package.json
index fa4884b..7dee52b 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "lint:fix": "yarn lint --write",
     "test": "yarn test:ts && yarn test:babel && yarn test:dts",
     "test:ts": "jest",
-    "test:babel": "BABEL_TEST=1 jest",
+    "test:babel": "cross-env BABEL_TEST=1 jest",
     "test:dts": "tsc -p ./test-dts",
     "docs:dev": "vuepress dev docs",
     "docs:build": "vuepress build docs",
@@ -62,6 +62,7 @@
     "babel-jest": "^26.3.0",
     "babel-loader": "^8.1.0",
     "conventional-changelog-cli": "^2.1.0",
+    "cross-env": "^7.0.3",
     "css-loader": "^4.2.1",
     "jest": "^26.4.2",
     "prettier": "^2.0.5",