diff --git a/package.json b/package.json
index e883876d0d95..6a41245fabda 100644
--- a/package.json
+++ b/package.json
@@ -83,7 +83,7 @@
     "stack-source-map": "^1.0.4",
     "system-components": "^2.0.3",
     "tether": "^1.2.0",
-    "underscore": "^1.8.3",
+    "underscore": "^1.12.1",
     "webpack-dev-middleware": "^1.12.0",
     "z-index": "0.0.1"
   },
diff --git a/yarn.lock b/yarn.lock
index 934717b7feea..c73afa9eae69 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13027,10 +13027,10 @@ underscore.string@~2.4.0:
   resolved "https://registry.yarnpkg.com/underscore.string/-/underscore.string-2.4.0.tgz#8cdd8fbac4e2d2ea1e7e2e8097c42f442280f85b"
   integrity sha1-jN2PusTi0uoefi6Al8QvRCKA+Fs=
 
-underscore@^1.8.3:
-  version "1.8.3"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.8.3.tgz#4f3fb53b106e6097fcf9cb4109f2a5e9bdfa5022"
-  integrity sha1-Tz+1OxBuYJf8+ctBCfKl6b36UCI=
+underscore@^1.12.1:
+  version "1.12.1"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.12.1.tgz#7bb8cc9b3d397e201cf8553336d262544ead829e"
+  integrity sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw==
 
 underscore@~1.6.0:
   version "1.6.0"