diff --git a/app/scripts/prototypo.js/yarn.lock b/app/scripts/prototypo.js/yarn.lock
index 1e69b309..a0137160 100644
--- a/app/scripts/prototypo.js/yarn.lock
+++ b/app/scripts/prototypo.js/yarn.lock
@@ -3,5 +3,5 @@
 
 
 lodash@^4.17.11:
-  version "4.17.11"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"