diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index c904c90..59d3418 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -4896,9 +4896,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash._reinterpolate": {
       "version": "3.0.0",
diff --git a/package.json b/package.json
index 5a10518..289313f 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "buffer-compare": "=1.1.1",
     "elliptic": "=6.5.3",
     "inherits": "=2.0.4",
-    "lodash": "=4.17.19"
+    "lodash": "=4.17.21"
   },
   "devDependencies": {
     "bitcore-build": "bitpay/bitcore-build",