diff --git a/package-lock.json b/package-lock.json
index 05a7575..292e569 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1872,9 +1872,9 @@
       }
     },
     "underscore": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.9.1.tgz",
-      "integrity": "sha512-5/4etnCkd9c8gwgowi5/om/mYO5ajCaOgdzj/oW+0eQV9WxKBDZw5+ycmKmeaTXjInS/W0BzpGLo2xR2aBwZdg=="
+      "version": "1.12.1",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+      "integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw=="
     },
     "unpipe": {
       "version": "1.0.0",
diff --git a/package.json b/package.json
index e0b4842..83111ac 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "clark": "0.0.6",
     "co": "^4.6.0",
     "coffee-script": "~1.6",
-    "underscore": ">= 1.0"
+    "underscore": ">= 1.12"
   },
   "devDependencies": {
     "babel-register": "^6.26.0",