diff --git a/package-lock.json b/package-lock.json
index ec1d0f4..340f6fd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7149,9 +7149,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash._reinterpolate": {
       "version": "3.0.0",
diff --git a/package.json b/package.json
index dd8e456..d81120c 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "highlight.js": "^9.15.8",
     "http": "^0.0.0",
     "intl": "^1.2.5",
-    "lodash": "^4.17.11",
+    "lodash": "^4.17.21",
     "marksy": "^8.0.0",
     "mobx": "^5.9.0",
     "mobx-react": "^5.4.3",
diff --git a/yarn.lock b/yarn.lock
index 950d576..e35e0d0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4699,13 +4699,9 @@ lodash.templatesettings@^4.0.0:
   dependencies:
     lodash._reinterpolate "~3.0.0"
 
-lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-
-lodash@^4.17.11:
-  version "4.17.14"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.14.tgz#9ce487ae66c96254fe20b599f21b6816028078ba"
+lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.21, lodash@^4.17.4, lodash@^4.17.5, lodash@~4.17.10:
+  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"