diff --git a/package-lock.json b/package-lock.json
index 6e83818..eed830b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1092,9 +1092,9 @@
       }
     },
     "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=="
     },
     "media-typer": {
       "version": "0.3.0",
diff --git a/package.json b/package.json
index 0bd65cc..ce7a242 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "co": "^4.6.0",
     "koa": "^1.2.0",
     "koa-router": "^5.4.0",
-    "lodash": "^4.11.1",
+    "lodash": "^4.17.21",
     "pg": "^6.4.0",
     "request": "^2.71.0",
     "xml2js": "^0.4.16"