diff --git a/lib/parse.js b/lib/parse.js
index 549de82e..7abe5a66 100644
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -214,6 +214,26 @@ var parseObject = function (chain, val, options, valuesParsed) {
     return leaf;
 };
 
+var findClosingBracket = function (key, start) {
+    var depth = 0;
+
+    for (var i = start; i < key.length; ++i) {
+        var char = key.charAt(i);
+
+        if (char === '[') {
+            depth += 1;
+        } else if (char === ']') {
+            depth -= 1;
+
+            if (depth === 0) {
+                return i;
+            }
+        }
+    }
+
+    return -1;
+};
+
 var splitKeyIntoSegments = function splitKeyIntoSegments(givenKey, options) {
     var key = options.allowDots ? givenKey.replace(/\.([^.[]+)/g, '[$1]') : givenKey;
 
@@ -227,11 +247,8 @@ var splitKeyIntoSegments = function splitKeyIntoSegments(givenKey, options) {
         return [key];
     }
 
-    var brackets = /(\[[^[\]]*])/;
-    var child = /(\[[^[\]]*])/g;
-
-    var segment = brackets.exec(key);
-    var parent = segment ? key.slice(0, segment.index) : key;
+    var segmentStart = key.indexOf('[');
+    var parent = segmentStart > -1 ? key.slice(0, segmentStart) : key;
 
     var keys = [];
 
@@ -246,25 +263,33 @@ var splitKeyIntoSegments = function splitKeyIntoSegments(givenKey, options) {
     }
 
     var i = 0;
-    while ((segment = child.exec(key)) !== null && i < options.depth) {
+    while (segmentStart > -1 && i < options.depth) {
+        var segmentEnd = findClosingBracket(key, segmentStart);
+
+        if (segmentEnd === -1) {
+            break;
+        }
+
         i += 1;
 
-        var segmentContent = segment[1].slice(1, -1);
+        var segment = key.slice(segmentStart, segmentEnd + 1);
+        var segmentContent = segment.slice(1, -1);
         if (!options.plainObjects && has.call(Object.prototype, segmentContent)) {
             if (!options.allowPrototypes) {
                 return;
             }
         }
 
-        keys[keys.length] = segment[1];
+        keys[keys.length] = segment;
+        segmentStart = key.indexOf('[', segmentEnd + 1);
     }
 
-    if (segment) {
+    if (segmentStart > -1) {
         if (options.strictDepth === true) {
             throw new RangeError('Input depth exceeded depth option of ' + options.depth + ' and strictDepth is true');
         }
 
-        keys[keys.length] = '[' + key.slice(segment.index) + ']';
+        keys[keys.length] = '[' + key.slice(segmentStart) + ']';
     }
 
     return keys;