diff --git a/src/package-lock.json b/src/package-lock.json
index cfabeca..3412fd1 100644
--- a/src/package-lock.json
+++ b/src/package-lock.json
@@ -1246,9 +1246,9 @@
       }
     },
     "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.get": {
       "version": "4.4.2",
diff --git a/src/package.json b/src/package.json
index b237de9..8808ba0 100644
--- a/src/package.json
+++ b/src/package.json
@@ -34,7 +34,7 @@
     "koa-morgan": "^1.0.1",
     "koa-multer": "^1.0.2",
     "koa-router": "^7.2.1",
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.21",
     "moment": "^2.22.2",
     "moment-range": "^4.0.1",
     "mongoose": "^4.12.3"