diff --git a/package.json b/package.json
index d5b6796..bafd2bb 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
         "redux-immutable": "^3.0.8",
         "redux-observable": "^0.12.2",
         "rxjs": "^5.0.0-rc.4",
-        "underscore": "^1.8.3"
+        "underscore": "^1.12.1"
     },
     "scripts": {
         "start": "react-scripts start",
diff --git a/yarn.lock b/yarn.lock
index 1f7da78..592adee 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6314,9 +6314,9 @@ uid-number@~0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/uid-number/-/uid-number-0.0.6.tgz#0ea10e8035e8eb5b8e4449f06da1c730663baa81"
 
-underscore@^1.8.3:
-  version "1.8.3"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.8.3.tgz#4f3fb53b106e6097fcf9cb4109f2a5e9bdfa5022"
+underscore@^1.12.1:
+  version "1.12.1"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.12.1.tgz#7bb8cc9b3d397e201cf8553336d262544ead829e"
 
 underscore@~1.6.0:
   version "1.6.0"