diff --git a/package-lock.json b/package-lock.json
index c1ae812..e80b6e1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4688,9 +4688,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash._basecopy": {
diff --git a/package.json b/package.json
index 7d8097a..5ae75bd 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "karma-jasmine": "3.3.1",
     "karma-junit-reporter": "2.0.1",
     "karma-phantomjs-launcher": "1.0.4",
-    "lodash": "^4.17.19",
+    "lodash": "^4.17.21",
     "log4js": "^3.0.6",
     "merge-stream": "0.1.7",
     "minimist": "1.2.5",