diff --git a/bower.json b/bower.json
index 04c26d7..e221669 100644
--- a/bower.json
+++ b/bower.json
@@ -8,5 +8,8 @@
     "bower_components",
     "test",
     "tests"
-  ]
+  ],
+  "dependencies": {
+    "underscore": "~1.8.3"
+  }
 }
diff --git a/package.json b/package.json
index 7095c5c..e79b0d9 100644
--- a/package.json
+++ b/package.json
@@ -7,5 +7,8 @@
   "repository": {
     "type": "git",
     "url": "https://github.com/floydsoft/angular-underscore"
+  },
+  "dependencies": {
+    "underscore": "^1.8.3"
   }
 }