diff --git a/package.json b/package.json
index 2cbeadf..1be60d9 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "imagemagick": "^0.1.3",
     "minimist": "^1.2.6",
     "q": "^1.0.1",
-    "underscore": "^1.12.1",
+    "underscore": "^1.13.8",
     "xml2js": "^0.5.0"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index d3fbe69..92ff3a8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -131,10 +131,10 @@ sax@>=0.6.0:
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
   integrity sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw==
 
-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@^1.13.8:
+  version "1.13.8"
+  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.13.8.tgz#a93a21186c049dbf0e847496dba72b7bd8c1e92b"
+  integrity sha512-DXtD3ZtEQzc7M8m4cXotyHR+FAS18C64asBYY5vqZexfYryNNnDc02W4hKg3rdQuqOYas1jkseX0+nZXjTXnvQ==
 
 wrappy@1:
   version "1.0.2"