diff --git a/package.json b/package.json
index 5782b4a..7e47c9c 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   "dependencies": {
     "immer": "^3.2.0",
     "jsonschema": "^1.2.4",
-    "lodash-es": "^4.17.15"
+    "lodash-es": "^4.17.21"
   },
   "devDependencies": {
     "@babel/cli": "^7.5.5",
diff --git a/yarn.lock b/yarn.lock
index 69f9078..bbbc286 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4048,10 +4048,10 @@ locate-path@^3.0.0:
     p-locate "^3.0.0"
     path-exists "^3.0.0"
 
-lodash-es@^4.17.15:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash-es/-/lodash-es-4.17.15.tgz#21bd96839354412f23d7a10340e5eac6ee455d78"
-  integrity sha512-rlrc3yU3+JNOpZ9zj5pQtxnx2THmvRykwL4Xlxoa8I9lHBlVbbyPhgyPMioxVZ4NqyxaVVtaJnzsyOidQIhyyQ==
+lodash-es@^4.17.21:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash-es/-/lodash-es-4.17.21.tgz#43e626c46e6591b7750beb2b50117390c609e3ee"
+  integrity sha512-mKnC+QJ9pWVzv+C4/U3rRsHapFfHvQFoFB92e52xeyGMcX6/OlIl78je1u8vePzYZSkkogMPJ2yjxxsb89cxyw==
 
 lodash.sortby@^4.7.0:
   version "4.7.0"