diff --git a/package.json b/package.json
index faac649cf..90aad047b 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "prepare": "yarn run build",
     "predeploy": "cd example && npm install && yarn run build",
     "test": "jest",
-    "test:ci": "cross-env NODE_OPTIONS='--max_old_space_size=4096' jest --ci --runInBand --collectCoverage --reporters=default --reporters=jest-junit && codecov",
+    "test:ci": "jest --ci --runInBand --collectCoverage --reporters=default --reporters=jest-junit && codecov",
     "copy:webworkers": "cpx 'node_modules/cornerstone-wado-image-loader/dist/*.min.js*' public",
     "staticDeploy": "./generateStaticSite.sh",
     "version": "node -p -e \"'export default \\'' + require('./package.json').version + '\\';'\" > src/version.js",