diff --git a/build/package.json b/build/package.json
index a7849c9a8f6..c44e5130c02 100644
--- a/build/package.json
+++ b/build/package.json
@@ -28,7 +28,7 @@
     "@bower_components/showdown": "showdownjs/showdown#2.1.0",
     "@bower_components/snapjs": "jakiestfu/Snap.js#2.0.0-rc1",
     "@bower_components/strengthify": "MorrisJobke/strengthify#0.5.9",
-    "@bower_components/underscore": "jashkenas/underscore#1.13.7",
+    "@bower_components/underscore": "jashkenas/underscore#1.13.8",
     "@bower_components/zxcvbn": "dropbox/zxcvbn#4.4.2",
     "minimist": "1.2.8",
     "modclean": "^3.0.0-beta.1",
diff --git a/build/yarn.lock b/build/yarn.lock
index ed585c63633..bc926f8d2ff 100644
--- a/build/yarn.lock
+++ b/build/yarn.lock
@@ -269,9 +269,10 @@
   version "0.5.9"
   resolved "https://codeload.github.com/MorrisJobke/strengthify/tar.gz/d78452649da2cd59df594a2a5c210cb7045ac899"
 
-"@bower_components/underscore@jashkenas/underscore#1.13.7":
-  version "1.13.7"
-  resolved "https://codeload.github.com/jashkenas/underscore/tar.gz/d2e7e613a597bec6b16c946e42c91950dcc1a215"
+"@bower_components/underscore@jashkenas/underscore#1.13.8":
+  version "1.13.8"
+  uid "9374840c22e348083d0d072f30dc980622523259"
+  resolved "https://codeload.github.com/jashkenas/underscore/tar.gz/9374840c22e348083d0d072f30dc980622523259"
 
 "@bower_components/zxcvbn@dropbox/zxcvbn#4.4.2":
   version "4.4.2"