diff --git a/package.json b/package.json
index c35eeb7ce..9aea6d47c 100644
--- a/package.json
+++ b/package.json
@@ -217,7 +217,7 @@
     "webpack-hot-middleware": "^2.24.3",
     "webpack-merge": "^4.2.1",
     "webpack-node-externals": "^1.7.2",
-    "y18n": "^4.0.0",
+    "y18n": "^4.0.1",
     "yarnhook": "^0.2.0"
   },
   "engines": {
diff --git a/yarn.lock b/yarn.lock
index e15f15057..7a4489e6f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -12016,9 +12016,10 @@ xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
 
-"y18n@^3.2.1 || ^4.0.0", y18n@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
+"y18n@^3.2.1 || ^4.0.0", y18n@^4.0.0, y18n@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.1.tgz#8db2b83c31c5d75099bb890b23f3094891e247d4"
+  integrity sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==
 
 y18n@^5.0.2:
   version "5.0.3"