diff --git a/README.md b/README.md
index 3f464c9c3..289e4b420 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# lodash-amd v4.17.10
+# lodash-amd v4.17.11
 
 The [Lodash](https://lodash.com/) library exported as [AMD](https://github.com/amdjs/amdjs-api/wiki/AMD) modules.
 
@@ -27,4 +27,4 @@ require({
 });
 ```
 
-See the [package source](https://github.com/lodash/lodash/tree/4.17.10-amd) for more details.
+See the [package source](https://github.com/lodash/lodash/tree/4.17.11-amd) for more details.
diff --git a/_baseMergeDeep.js b/_baseMergeDeep.js
index 1e816684b..d39720a5f 100644
--- a/_baseMergeDeep.js
+++ b/_baseMergeDeep.js
@@ -63,7 +63,7 @@ define(['./_assignMergeValue', './_cloneBuffer', './_cloneTypedArray', './_copyA
         if (isArguments(objValue)) {
           newValue = toPlainObject(objValue);
         }
-        else if (!isObject(objValue) || (srcIndex && isFunction(objValue))) {
+        else if (!isObject(objValue) || isFunction(objValue)) {
           newValue = initCloneObject(srcValue);
         }
       }
diff --git a/_hasUnicodeWord.js b/_hasUnicodeWord.js
index 3c1b47ec5..5e61dd2ca 100644
--- a/_hasUnicodeWord.js
+++ b/_hasUnicodeWord.js
@@ -1,7 +1,7 @@
 define([], function() {
 
   /** Used to detect strings that need a more robust regexp to match words. */
-  var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2,}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
+  var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
 
   /**
    * Checks if `string` contains a word composed of Unicode symbols.
diff --git a/_safeGet.js b/_safeGet.js
index 7b44db8b5..79888d729 100644
--- a/_safeGet.js
+++ b/_safeGet.js
@@ -1,8 +1,5 @@
 define([], function() {
 
-  /** Used as a safe reference for `undefined` in pre-ES5 environments. */
-  var undefined;
-
   /**
    * Gets the value at `key`, unless `key` is "__proto__".
    *
@@ -12,9 +9,11 @@ define([], function() {
    * @returns {*} Returns the property value.
    */
   function safeGet(object, key) {
-    return key == '__proto__'
-      ? undefined
-      : object[key];
+    if (key == '__proto__') {
+      return;
+    }
+
+    return object[key];
   }
 
   return safeGet;
diff --git a/main.js b/main.js
index c1d170938..0f99b4fd2 100644
--- a/main.js
+++ b/main.js
@@ -13,7 +13,7 @@
   var undefined;
 
   /** Used as the semantic version number. */
-  var VERSION = '4.17.10';
+  var VERSION = '4.17.11';
 
   /** Used as the size to enable large array optimizations. */
   var LARGE_ARRAY_SIZE = 200;
@@ -277,7 +277,7 @@
   var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange  + rsComboRange + rsVarRange + ']');
 
   /** Used to detect strings that need a more robust regexp to match words. */
-  var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2,}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
+  var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
 
   /** Used to assign default `context` object properties. */
   var contextProps = [
@@ -1225,20 +1225,6 @@
     return result;
   }
 
-  /**
-   * Gets the value at `key`, unless `key` is "__proto__".
-   *
-   * @private
-   * @param {Object} object The object to query.
-   * @param {string} key The key of the property to get.
-   * @returns {*} Returns the property value.
-   */
-  function safeGet(object, key) {
-    return key == '__proto__'
-      ? undefined
-      : object[key];
-  }
-
   /**
    * Converts `set` to an array of its values.
    *
@@ -3696,7 +3682,7 @@
           if (isArguments(objValue)) {
             newValue = toPlainObject(objValue);
           }
-          else if (!isObject(objValue) || (srcIndex && isFunction(objValue))) {
+          else if (!isObject(objValue) || isFunction(objValue)) {
             newValue = initCloneObject(srcValue);
           }
         }
@@ -6619,6 +6605,22 @@
       return array;
     }
 
+    /**
+     * Gets the value at `key`, unless `key` is "__proto__".
+     *
+     * @private
+     * @param {Object} object The object to query.
+     * @param {string} key The key of the property to get.
+     * @returns {*} Returns the property value.
+     */
+    function safeGet(object, key) {
+      if (key == '__proto__') {
+        return;
+      }
+
+      return object[key];
+    }
+
     /**
      * Sets metadata for `func`.
      *
diff --git a/package.json b/package.json
index 77aa6ccd2..a3109f809 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lodash-amd",
-  "version": "4.17.10",
+  "version": "4.17.11",
   "description": "Lodash exported as AMD modules.",
   "keywords": "amd, modules, stdlib, util",
   "homepage": "https://lodash.com/custom-builds",