diff --git a/package-lock.json b/package-lock.json
index 6c37041..4c0dc62 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4897,9 +4897,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.13",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.13.tgz",
-      "integrity": "sha512-vm3/XWXfWtRua0FkUyEHBZy8kCPjErNBT9fJx8Zvs+U6zjqPbTUOpkaoum3O5uiA8sm+yNMHXfYkTUHFoMxFNA==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash._baseassign": {
diff --git a/package.json b/package.json
index bc7695e..ce2551f 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "gulp-uglifycss": "^1.0.5",
     "gulp-webserver": "^0.9.1",
     "jshint": "^2.9.3",
-    "lodash": "4.17.13",
+    "lodash": "4.17.21",
     "lodash.template": "4.5.0",
     "open": "6.0.0"
   }