diff --git a/README.md b/README.md
index 868dee17c..3e9a5f41b 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# lodash v4.5.5
+# lodash v4.5.6
 
 The [lodash](https://lodash.com/) library exported as [npm packages](https://www.npmjs.com/browse/keyword/lodash-modularized) per method.
 
diff --git a/lodash._baseclone/README.md b/lodash._baseclone/README.md
index 7a370728e..19495c339 100644
--- a/lodash._baseclone/README.md
+++ b/lodash._baseclone/README.md
@@ -1,4 +1,4 @@
-# lodash._baseclone v4.5.5
+# lodash._baseclone v4.5.6
 
 The internal [lodash](https://lodash.com/) function `baseClone` exported as a [Node.js](https://nodejs.org/) module.
 
@@ -15,4 +15,4 @@ In Node.js:
 var baseClone = require('lodash._baseclone');
 ```
 
-See the [package source](https://github.com/lodash/lodash/blob/4.5.5-npm-packages/lodash._baseclone) for more details.
+See the [package source](https://github.com/lodash/lodash/blob/4.5.6-npm-packages/lodash._baseclone) for more details.
diff --git a/lodash._baseclone/index.js b/lodash._baseclone/index.js
index 70ef5561e..8b796bdfc 100644
--- a/lodash._baseclone/index.js
+++ b/lodash._baseclone/index.js
@@ -1,5 +1,5 @@
 /**
- * lodash 4.5.5 (Custom Build) <https://lodash.com/>
+ * lodash 4.5.6 (Custom Build) <https://lodash.com/>
  * Build: `lodash modularize exports="npm" -o ./`
  * Copyright jQuery Foundation and other contributors <https://jquery.org/>
  * Released under MIT license <https://lodash.com/license>
@@ -1047,24 +1047,10 @@ function copyArray(source, array) {
  * @param {Object} source The object to copy properties from.
  * @param {Array} props The property identifiers to copy.
  * @param {Object} [object={}] The object to copy properties to.
- * @returns {Object} Returns `object`.
- */
-function copyObject(source, props, object) {
-  return copyObjectWith(source, props, object);
-}
-
-/**
- * This function is like `copyObject` except that it accepts a function to
- * customize copied values.
- *
- * @private
- * @param {Object} source The object to copy properties from.
- * @param {Array} props The property identifiers to copy.
- * @param {Object} [object={}] The object to copy properties to.
  * @param {Function} [customizer] The function to customize copied values.
  * @returns {Object} Returns `object`.
  */
-function copyObjectWith(source, props, object, customizer) {
+function copyObject(source, props, object, customizer) {
   object || (object = {});
 
   var index = -1,
diff --git a/lodash._baseclone/package.json b/lodash._baseclone/package.json
index 776ba9e4f..ee79f57b9 100644
--- a/lodash._baseclone/package.json
+++ b/lodash._baseclone/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lodash._baseclone",
-  "version": "4.5.5",
+  "version": "4.5.6",
   "description": "The internal lodash function `baseClone` exported as a module.",
   "homepage": "https://lodash.com/",
   "icon": "https://lodash.com/icon.svg",