diff --git a/demo-app/package-lock.json b/demo-app/package-lock.json
index 0492538..f1da754 100644
--- a/demo-app/package-lock.json
+++ b/demo-app/package-lock.json
@@ -8153,9 +8153,9 @@
       }
     },
     "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=="
     },
     "lodash._reinterpolate": {
       "version": "3.0.0",
diff --git a/demo-app/package.json b/demo-app/package.json
index c12229c..7a56527 100644
--- a/demo-app/package.json
+++ b/demo-app/package.json
@@ -38,7 +38,7 @@
   },
   "devDependencies": {
     "gh-pages": "^2.1.1",
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "node-sass": "^4.12.0",
     "onchange": "^6.1.0",
     "prettier": "^1.18.2",