diff --git a/package-lock.json b/package-lock.json
index d3c9dcf..9de2939 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3305,9 +3305,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.20",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
-      "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash.camelcase": {
       "version": "4.3.0",
diff --git a/package.json b/package.json
index 793bcfc..044a9e6 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "@google-cloud/pubsub": "^2.7.0",
     "gulp": "4.0.2",
     "gulp-jasmine": "4.0.0",
-    "lodash": "4.17.20",
+    "lodash": "4.17.21",
     "request": "2.88.0",
     "request-promise": "4.2.2"
   },