diff --git a/package-lock.json b/package-lock.json
index a5f9315..e7e4db0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -681,9 +681,9 @@
       "integrity": "sha1-odePw6UEdMuAhF07O24dpJpEbo4="
     },
     "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=="
     },
     "longest": {
       "version": "1.0.1",
diff --git a/package.json b/package.json
index 803ab8d..c01df02 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "googleapis": "^41.0.1",
     "http-errors": "~1.6.3",
     "jade": "~1.11.0",
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "morgan": "~1.9.1",
     "swig": "^1.4.2"
   }