diff --git a/20-tensorflow.js/package-lock.json b/20-tensorflow.js/package-lock.json
index 47625276..1c640eea 100644
--- a/20-tensorflow.js/package-lock.json
+++ b/20-tensorflow.js/package-lock.json
@@ -1610,9 +1610,9 @@
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     },
     "y18n": {
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-      "resolved": "https://registry.npm.taobao.org/y18n/download/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=="
     },
     "yallist": {
       "version": "3.1.1",