diff --git a/js/bootstrap/popper.js-1.12.2/popper.js-1.12.2/packages/test-utils/yarn.lock b/js/bootstrap/popper.js-1.12.2/popper.js-1.12.2/packages/test-utils/yarn.lock
index 6e23157..11c5309 100644
--- a/js/bootstrap/popper.js-1.12.2/popper.js-1.12.2/packages/test-utils/yarn.lock
+++ b/js/bootstrap/popper.js-1.12.2/popper.js-1.12.2/packages/test-utils/yarn.lock
@@ -120,8 +120,8 @@ js-tokens@^3.0.0:
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
 lodash@^4.2.0:
-  version "4.17.4"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.4.tgz#78203a4d1c328ae1d86dca6460e369b57f4055ae"
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 loose-envify@^1.0.0:
   version "1.3.1"