diff --git a/package.json b/package.json
index 30fdf9ed..36db39ed 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "isomorphic-fetch": "^2.2.1",
     "jayson": "^2.0.1",
     "js-scrypt": "^0.2.0",
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.21",
     "moment": "^2.19.1",
     "neon-js": "git+https://github.com/CityOfZion/neon-js.git#e1cc32b710cd71e0cf12b3172a0bade3af813c1b",
     "numeral": "^2.0.6",
diff --git a/yarn.lock b/yarn.lock
index 115de92c..bc4648f4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4615,9 +4615,9 @@ lodash.words@^3.0.0:
   dependencies:
     lodash._root "^3.0.0"
 
-lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.2, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0, lodash@^4.6.1, lodash@~4.17.4:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
+lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.2, lodash@^4.17.21, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0, lodash@^4.6.1, lodash@~4.17.4:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 longest@^1.0.1:
   version "1.0.1"