diff --git a/pmt-app/yarn.lock b/pmt-app/yarn.lock
index 06da3ab..f1b4448 100644
--- a/pmt-app/yarn.lock
+++ b/pmt-app/yarn.lock
@@ -2289,9 +2289,9 @@ locate-path@^2.0.0:
     path-exists "^3.0.0"
 
 lodash-es@^4.17.4, lodash-es@^4.2.0, lodash-es@^4.2.1:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash-es/-/lodash-es-4.17.4.tgz#dcc1d7552e150a0640073ba9cb31d70f032950e7"
-  integrity sha1-3MHXVS4VCgZABzupyzHXDwMpUOc=
+  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.assign@^4.2.0:
   version "4.2.0"