diff --git a/package-lock.json b/package-lock.json
index 15f903b..48b645c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3535,9 +3535,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "loglevel": {
       "version": "1.6.4",
diff --git a/package.json b/package.json
index 0df8a76..c6bedc6 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,6 @@
     "@tensorflow/tfjs": "^1.3.0",
     "babel-preset-es2015": "^6.24.1",
     "glob": "^7.1.5",
-    "lodash": "^4.17.15"
+    "lodash": "^4.17.21"
   }
 }