diff --git a/package-lock.json b/package-lock.json
index 0ffcc08..4d9a5f2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -980,9 +980,9 @@
       "dev": true
     },
     "y18n": {
-      "version": "4.0.0",
-      "resolved": "https://optimizely.jfrog.io/optimizely/api/npm/npm/y18n/-/y18n-4.0.0.tgz",
-      "integrity": "sha1-le+U+F7MgdAHwmThkKEg8KPIVms=",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+      "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
       "dev": true
     },
     "yargs": {