diff --git a/ESSArch_PP/frontend/static/frontend/package.json b/ESSArch_PP/frontend/static/frontend/package.json
index 00a7b302b..365658ef2 100644
--- a/ESSArch_PP/frontend/static/frontend/package.json
+++ b/ESSArch_PP/frontend/static/frontend/package.json
@@ -68,7 +68,7 @@
     "jquery": "^3.3.1",
     "jquery-ui-dist": "~1.12.1",
     "later": "^1.2.0",
-    "lodash": "4.17.11",
+    "lodash": "4.17.21",
     "messenger-hubspot": "^1.5.0-b2",
     "moment": "^2.22.2",
     "ng-js-tree": "^0.0.10",
diff --git a/ESSArch_PP/frontend/static/frontend/yarn.lock b/ESSArch_PP/frontend/static/frontend/yarn.lock
index f0b111569..e2bc6c39d 100644
--- a/ESSArch_PP/frontend/static/frontend/yarn.lock
+++ b/ESSArch_PP/frontend/static/frontend/yarn.lock
@@ -3261,10 +3261,10 @@ lodash.templatesettings@^4.0.0:
   dependencies:
     lodash._reinterpolate "~3.0.0"
 
-lodash@4.17.11, lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.1, lodash@^4.17.10, lodash@^4.17.11, lodash@~4.17.10:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
-  integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
+lodash@4.17.21, lodash@^4.0.0, lodash@^4.0.1, lodash@^4.14.1, lodash@^4.17.10, lodash@^4.17.11, lodash@~4.17.10:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log4js@^4.0.0:
   version "4.0.2"