diff --git a/package-lock.json b/package-lock.json
index 92677be..bbcf00f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1307,9 +1307,9 @@
       "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=="
     },
     "lodash.assignin": {
       "version": "4.2.0",
diff --git a/package.json b/package.json
index c767b9a..5f02dd3 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "koa-passport": "^4.1.3",
     "koa-router": "^8.0.8",
     "koa-static": "^5.0.0",
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "mongoose": "^5.9.3",
     "mongoose-beautiful-unique-validation": "^7.1.1",
     "nodemailer": "^6.4.4",