diff --git a/object.js b/object.js
index 4828ea7..9db2770 100755
--- a/object.js
+++ b/object.js
@@ -183,19 +183,34 @@ function(strings, ...values){
 
 // Get keys from prototype chain...
 //
-// 	deepKeys(obj)
-// 	deepKeys(obj, stop)
+// 	deepKeys(obj[, all])
+// 	deepKeys(obj, stop[, all])
+// 		-> keys
+//
+// 	List all keys incuding non-enumerable...
+// 	deepKeys(obj, true)
+// 	deepKeys(obj, stop, true)
 // 		-> keys
 //
 //
 // NOTE: this is like Object.keys(..) but will get keys for all levels 
 // 		till stop if given...
+// NOTE: by default this lists only enumerable keys...
 var deepKeys =
 module.deepKeys =
-function(obj, stop){
+function(obj, stop, all){
+	all = arguments[arguments.length-1]
+	all = (all === true || all === false) ?
+		all
+		: false
+	stop = (stop === true || stop === false) ? 
+		undefined 
+		: stop
 	var res = []
 	while(obj != null){
-		res.push(Object.keys(obj))
+		res.push(Object.keys(all ?
+			Object.getOwnPropertyDescriptors(obj)
+			: obj))
 		if(obj === stop){
 			break }
 		obj = obj.__proto__ }
diff --git a/package.json b/package.json
index 257ac2d..ac6d294 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ig-object",
-  "version": "5.5.7",
+  "version": "5.6.0",
   "description": "",
   "main": "object.js",
   "scripts": {
diff --git a/test.js b/test.js
index 1f32345..c49c276 100755
--- a/test.js
+++ b/test.js
@@ -684,10 +684,16 @@ var cases = test.Cases({
 		var a = {
 			a: true
 		}
+
 		var b = {
 			__proto__: a,
 			b: true,
 		}
+		Object.defineProperty(b, 'h', {
+			enumerable: false,
+			value: true,
+		})
+
 		var c = {
 			__proto__: b,
 			c: true,
@@ -698,6 +704,11 @@ var cases = test.Cases({
 		assert.array(object.deepKeys(c, b), ['c', 'b'], 'partial chain')
 		assert.array(object.deepKeys(c, c), ['c'], 'partial chain')
 
+		var o = Object.keys(Object.getOwnPropertyDescriptors(Object.prototype))
+		assert.array(object.deepKeys(c, true), ['c', 'b', 'h', 'a', ...o], 'full chain (non-enumerable)')
+		assert.array(object.deepKeys(c, a, true), ['c', 'b', 'h', 'a'], 'full chain (non-enumerable)')
+		assert.array(object.deepKeys(c, b, true), ['c', 'b', 'h'], 'partial chain (non-enumerable)')
+		assert.array(object.deepKeys(c, c, true), ['c'], 'partial chain (non-enumerable)')
 	},
 	funcMethods: function(assert){
 		var X = object.C('X', {