diff --git a/package.json b/package.json
index 59d5e34..f4829a7 100644
--- a/package.json
+++ b/package.json
@@ -99,7 +99,8 @@
   },
   "dependencies": {
     "classnames": "^2.2.5",
-    "lodash": "^4.17.10",
+    "lodash.isequal": "^4.5.0",
+    "lodash.memoize": "^4.1.2",
     "prop-types": "^15.5.8"
   }
 }
diff --git a/src/js/CheckboxTree.jsx b/src/js/CheckboxTree.jsx
index 98f7463..b952eea 100644
--- a/src/js/CheckboxTree.jsx
+++ b/src/js/CheckboxTree.jsx
@@ -1,6 +1,6 @@
 import classNames from 'classnames';
-import isEqual from 'lodash/isEqual';
-import memoize from 'lodash/memoize';
+import isEqual from 'lodash.isequal';
+import memoize from 'lodash.memoize';
 import PropTypes from 'prop-types';
 import React from 'react';