diff --git a/build/yarn.lock b/build/yarn.lock
index 49b63eb..dfdc242 100644
--- a/build/yarn.lock
+++ b/build/yarn.lock
@@ -953,9 +953,9 @@ livereload-js@^2.3.0:
   integrity sha512-XPQH8Z2GDP/Hwz2PCDrh2mth4yFejwA1OZ/81Ti3LgKyhDcEjsSsqFWZojHG0va/duGd+WyosY7eXLDoOyqcPw==
 
 lodash@^4.17.10, lodash@^4.17.14, lodash@~4.17.10, lodash@~4.17.5:
-  version "4.17.19"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
-  integrity sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 make-dir@^2.1.0:
   version "2.1.0"