diff --git a/package.json b/package.json
index b7d7d4c..dbfd230 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "last 2 versions"
   ],
   "dependencies": {
-    "lodash": "^4.17.4",
+    "lodash": "^4.17.21",
     "matter-js": "^0.14.0",
     "mithril": "^1.1.6"
   },
diff --git a/yarn.lock b/yarn.lock
index b798ff9..1397d20 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4308,9 +4308,9 @@ lodash@^3.2.0:
   version "3.10.1"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
 
-lodash@^4.0.0, lodash@^4.11.1, lodash@^4.14.0, lodash@^4.17.2, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.3.0, lodash@~4.17.4:
-  version "4.17.5"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.5.tgz#99a92d65c0272debe8c96b6057bc8fbfa3bed511"
+lodash@^4.0.0, lodash@^4.11.1, lodash@^4.14.0, lodash@^4.17.2, lodash@^4.17.21, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.3.0, lodash@~4.17.4:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 lodash@~2.4.1:
   version "2.4.2"