diff --git a/package-lock.json b/package-lock.json
index 75c6b13..f0605a6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5903,9 +5903,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.10",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
-      "integrity": "sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash.get": {
       "version": "4.4.2",
diff --git a/package.json b/package.json
index 4857938..ca721ca 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "express": "^4.16.3",
     "firebase-admin": "^6.0.0",
     "firebase-functions": "^2.0.4",
-    "lodash": "^4.17.10",
+    "lodash": "^4.17.21",
     "morgan": "^1.9.0",
     "rimraf": "^2.6.2"
   },