diff --git a/package.json b/package.json
index 8b14bf4..c6bb78f 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "esdoc-standard-plugin": "1.0.0",
     "eslint": "5.16.0",
     "eslint-plugin-import": "2.17.2",
-    "faker": "4.1.0",
+    "faker": "6.6.6",
     "husky": "1.3.1",
     "mocha": "5.2.0",
     "nyc": "11.9.0",
diff --git a/yarn.lock b/yarn.lock
index 862fb7c..1626b25 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1968,10 +1968,10 @@ extsprintf@^1.2.0:
   resolved "https://registry.yarnpkg.com/extsprintf/-/extsprintf-1.4.0.tgz#e2689f8f356fad62cca65a3a91c5df5f9551692f"
   integrity sha1-4mifjzVvrWLMplo6kcXfX5VRaS8=
 
-faker@4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/faker/-/faker-4.1.0.tgz#1e45bbbecc6774b3c195fad2835109c6d748cc3f"
-  integrity sha1-HkW7vsxndLPBlfrSg1EJxtdIzD8=
+faker@6.6.6:
+  version "6.6.6"
+  resolved "https://registry.yarnpkg.com/faker/-/faker-6.6.6.tgz#e9529da0109dca4c7c5dbfeaadbd9234af943033"
+  integrity sha512-9tCqYEDHI5RYFQigXFwF1hnCwcWCOJl/hmll0lr5D2Ljjb0o4wphb69wikeJDz5qCEzXCoPvG6ss5SDP6IfOdg==
 
 fast-deep-equal@^2.0.1:
   version "2.0.1"