diff --git a/yarn.lock b/yarn.lock
index 2723556..0ba8637 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -953,8 +953,8 @@ umd@^3.0.0:
   resolved "https://registry.npmjs.org/umd/-/umd-3.0.1.tgz#8ae556e11011f63c2596708a8837259f01b3d60e"
 
 underscore@>=1.8.3, underscore@^1.4.4:
-  version "1.8.3"
-  resolved "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz#4f3fb53b106e6097fcf9cb4109f2a5e9bdfa5022"
+  version "1.13.1"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.13.1.tgz#0c1c6bd2df54b6b69f2314066d65b6cde6fcf9d1"
 
 url@~0.11.0:
   version "0.11.0"