diff --git a/package-lock.json b/package-lock.json
index 36eb44d..8071715 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -166,9 +166,9 @@
       "integrity": "sha1-4mJbrbwNZ8dTPp7cEGjFh65BN+8="
     },
     "lodash": {
-      "version": "4.17.5",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.5.tgz",
-      "integrity": "sha512-svL3uiZf1RwhH+cWrfZn3A4+U58wbP0tGVTLQPbjplZxZ8ROD9VLuNgsRniTlLe7OlSqR79RUehXgpBW/s0IQw=="
+      "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",
@@ -420,6 +420,13 @@
       "integrity": "sha1-qlijBBoGb5DqoWwvU4n/GfP0YaU=",
       "requires": {
         "lodash": "4.17.5"
+      },
+      "dependencies": {
+        "lodash": {
+          "version": "4.17.5",
+          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.5.tgz",
+          "integrity": "sha512-svL3uiZf1RwhH+cWrfZn3A4+U58wbP0tGVTLQPbjplZxZ8ROD9VLuNgsRniTlLe7OlSqR79RUehXgpBW/s0IQw=="
+        }
       }
     },
     "xtend": {
diff --git a/package.json b/package.json
index 736a364..da5675d 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "aws-sdk": "^2.192.0",
     "csv": "^2.0.0",
-    "lodash": "^4.17.5",
+    "lodash": "^4.17.21",
     "mapbox": "^1.0.0-beta9",
     "moment": "^2.20.1",
     "pg": "^7.4.1",