diff --git a/package.json b/package.json
index 4f58e92..a3e9c97 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "idx": "^1.5.0",
     "js-logger": "^1.4.1",
     "jszip": "^3.1.4",
-    "lodash": "^4.17.13",
+    "lodash": "^4.17.21",
     "marksy": "^5.0.0",
     "mimoza": "^1.0.0",
     "moment": "^2.19.3",
diff --git a/yarn.lock b/yarn.lock
index 91d65a1..b9e8349 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4758,9 +4758,9 @@ lodash@4.12.0:
   version "4.12.0"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.12.0.tgz#2bd6dc46a040f59e686c972ed21d93dc59053258"
 
-"lodash@>=3.5 <5", lodash@^4.14.0, lodash@^4.15.0, lodash@^4.17.13, lodash@^4.17.2, lodash@^4.17.3, lodash@^4.17.4, lodash@^4.2.0, lodash@^4.3.0:
-  version "4.17.13"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.13.tgz#0bdc3a6adc873d2f4e0c4bac285df91b64fc7b93"
+"lodash@>=3.5 <5", 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@^4.3.0:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 log-symbols@^1.0.2:
   version "1.0.2"