diff --git a/index.js b/index.js
index 1ec2148..a5b46c3 100644
--- a/index.js
+++ b/index.js
@@ -76,6 +76,9 @@ function parsePath(path) {
   var str = path.replace(/([^\\])\[/g, '$1.[');
   var parts = str.match(/(\\\.|[^.]+?)+/g);
   return parts.map(function mapMatches(value) {
+    if (value === "constructor" || value === "__proto__" || value === "prototype") {
+      return {}
+    }
     var regexp = /^\[(\d+)\]$/;
     var mArr = regexp.exec(value);
     var parsed = null;