diff --git a/package.json b/package.json
index 4ffa087..b270f93 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "babel-plugin-transform-decorators-legacy": "^1.3.4",
     "chart.js": "^2.6.0",
     "jquery": "^3.3.1",
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.21",
     "mobx": "^3.2.1",
     "mobx-react": "^4.2.2",
     "node-sass": "^4.5.3",
diff --git a/yarn.lock b/yarn.lock
index 986856c..fd7501e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3942,9 +3942,9 @@ lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
 
-"lodash@>=3.5 <5", lodash@^4.0.0, lodash@^4.15.0, lodash@^4.16.4, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.2, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.3.0, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+"lodash@>=3.5 <5", lodash@^4.0.0, lodash@^4.15.0, lodash@^4.16.4, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.2, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.3.0, lodash@~4.17.10:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 longest@^1.0.1:
   version "1.0.1"