diff --git a/package-lock.json b/package-lock.json
index 317fe10..4f05bd7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1239,6 +1239,12 @@
 						"abbrev": "1"
 					}
 				},
+				"underscore": {
+					"version": "1.8.3",
+					"resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz",
+					"integrity": "sha1-Tz+1OxBuYJf8+ctBCfKl6b36UCI=",
+					"dev": true
+				},
 				"underscore.string": {
 					"version": "3.0.3",
 					"resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.0.3.tgz",
@@ -2361,9 +2367,9 @@
 			"dev": true
 		},
 		"underscore": {
-			"version": "1.8.3",
-			"resolved": "https://registry.npmjs.org/underscore/-/underscore-1.8.3.tgz",
-			"integrity": "sha1-Tz+1OxBuYJf8+ctBCfKl6b36UCI=",
+			"version": "1.12.1",
+			"resolved": "https://registry.npmjs.org/underscore/-/underscore-1.12.1.tgz",
+			"integrity": "sha512-hEQt0+ZLDVUMhebKxL4x1BTtDY7bavVofhZ9KZ4aI26X9SRaE+Y3m83XUL1UP2jn8ynjndwCCpEHdUG+9pP1Tw==",
 			"dev": true
 		},
 		"underscore.string": {
diff --git a/package.json b/package.json
index 40182f1..55217aa 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
 		"grunt-wp-i18n": "~0.5.2",
 		"load-grunt-tasks": "~3.2.0",
 		"time-grunt": "~1.2.1",
-		"underscore": "~1.8.3",
+		"underscore": "~1.12.1",
 		"underscore.string": "~3.1.1"
 	}
 }