diff --git a/framework/yii/base/Application.php b/framework/yii/base/Application.php
index 8a96e94..9969ecd 100644
--- a/framework/yii/base/Application.php
+++ b/framework/yii/base/Application.php
@@ -8,6 +8,7 @@
 namespace yii\base;
 
 use Yii;
+use yii\web\HttpException;
 
 /**
  * Application is the base class for all application classes.
diff --git a/framework/yii/base/ErrorHandler.php b/framework/yii/base/ErrorHandler.php
index 4e3e92a..fe9eef3 100644
--- a/framework/yii/base/ErrorHandler.php
+++ b/framework/yii/base/ErrorHandler.php
@@ -8,6 +8,7 @@
 namespace yii\base;
 
 use Yii;
+use yii\web\HttpException;
 
 /**
  * ErrorHandler handles uncaught PHP errors and exceptions.
diff --git a/framework/yii/views/errorHandler/main.php b/framework/yii/views/errorHandler/main.php
index d7bbb3d..05e217e 100644
--- a/framework/yii/views/errorHandler/main.php
+++ b/framework/yii/views/errorHandler/main.php
@@ -14,7 +14,7 @@ $context = $this->context;
 	<meta charset="utf-8"/>
 
 	<title><?php
-		if ($exception instanceof \yii\base\HttpException) {
+		if ($exception instanceof \yii\web\HttpException) {
 			echo (int) $exception->statusCode . ' ' . $context->htmlEncode($exception->getName());
 		} elseif ($exception instanceof \yii\base\Exception) {
 			echo $context->htmlEncode($exception->getName() . ' – ' . get_class($exception));
@@ -362,7 +362,7 @@ pre .diff .change{
 		<?php else: ?>
 			<img src="data:image/png;base64,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" alt="Attention"/>
 			<h1><?php
-				if ($exception instanceof \yii\base\HttpException) {
+				if ($exception instanceof \yii\web\HttpException) {
 					echo '<span>' . $context->createHttpStatusLink($exception->statusCode, $context->htmlEncode($exception->getName())) . '</span>';
 					echo ' &ndash; ' . $context->addTypeLinks(get_class($exception));
 				} elseif ($exception instanceof \yii\base\Exception) {
diff --git a/framework/yii/web/AccessControl.php b/framework/yii/web/AccessControl.php
index ce64533..7dedaf9 100644
--- a/framework/yii/web/AccessControl.php
+++ b/framework/yii/web/AccessControl.php
@@ -10,7 +10,7 @@ namespace yii\web;
 use Yii;
 use yii\base\Action;
 use yii\base\ActionFilter;
-use yii\base\HttpException;
+use yii\web\HttpException;
 
 /**
  * AccessControl provides simple access control based on a set of rules.
diff --git a/framework/yii/web/Application.php b/framework/yii/web/Application.php
index 12c9295..ce326a2 100644
--- a/framework/yii/web/Application.php
+++ b/framework/yii/web/Application.php
@@ -8,7 +8,7 @@
 namespace yii\web;
 
 use Yii;
-use yii\base\HttpException;
+use yii\web\HttpException;
 use yii\base\InvalidRouteException;
 
 /**
diff --git a/framework/yii/web/Controller.php b/framework/yii/web/Controller.php
index 026c078..22a2ebd 100644
--- a/framework/yii/web/Controller.php
+++ b/framework/yii/web/Controller.php
@@ -8,7 +8,7 @@
 namespace yii\web;
 
 use Yii;
-use yii\base\HttpException;
+use yii\web\HttpException;
 use yii\base\InlineAction;
 
 /**
diff --git a/framework/yii/base/HttpException.php b/framework/yii/web/HttpException.php
similarity index 90%
rename from framework/yii/base/HttpException.php
rename to framework/yii/web/HttpException.php
index 2e3c8d4..384a5b4 100644
--- a/framework/yii/base/HttpException.php
+++ b/framework/yii/web/HttpException.php
@@ -5,7 +5,10 @@
  * @license http://www.yiiframework.com/license/
  */
 
-namespace yii\base;
+namespace yii\web;
+
+use yii\base\UserException;
+use yii\web\Response;
 
 /**
  * HttpException represents an exception caused by an improper request of the end-user.
@@ -42,9 +45,8 @@ class HttpException extends UserException
 	 */
 	public function getName()
 	{
-		// use absolute namespaced class here because PHP will generate a mysterious error otherwise
-		if (isset(\yii\web\Response::$httpStatuses[$this->statusCode])) {
-			return \yii\web\Response::$httpStatuses[$this->statusCode];
+		if (isset(Response::$httpStatuses[$this->statusCode])) {
+			return Response::$httpStatuses[$this->statusCode];
 		} else {
 			return 'Error';
 		}
diff --git a/framework/yii/web/Request.php b/framework/yii/web/Request.php
index 6f5cdb5..afd2f8a 100644
--- a/framework/yii/web/Request.php
+++ b/framework/yii/web/Request.php
@@ -8,7 +8,7 @@
 namespace yii\web;
 
 use Yii;
-use yii\base\HttpException;
+use yii\web\HttpException;
 use yii\base\InvalidConfigException;
 use yii\helpers\SecurityHelper;
 
diff --git a/framework/yii/web/Response.php b/framework/yii/web/Response.php
index d74ef2c..ac1c9cc 100644
--- a/framework/yii/web/Response.php
+++ b/framework/yii/web/Response.php
@@ -8,7 +8,7 @@
 namespace yii\web;
 
 use Yii;
-use yii\base\HttpException;
+use yii\web\HttpException;
 use yii\base\InvalidParamException;
 use yii\helpers\FileHelper;
 use yii\helpers\Html;
diff --git a/framework/yii/web/User.php b/framework/yii/web/User.php
index 7ea561c..f273c1a 100644
--- a/framework/yii/web/User.php
+++ b/framework/yii/web/User.php
@@ -9,7 +9,7 @@ namespace yii\web;
 
 use Yii;
 use yii\base\Component;
-use yii\base\HttpException;
+use yii\web\HttpException;
 use yii\base\InvalidConfigException;
 
 /**
diff --git a/framework/yii/web/VerbFilter.php b/framework/yii/web/VerbFilter.php
index 2b7567f..a3fd662 100644
--- a/framework/yii/web/VerbFilter.php
+++ b/framework/yii/web/VerbFilter.php
@@ -10,7 +10,7 @@ namespace yii\web;
 use Yii;
 use yii\base\ActionEvent;
 use yii\base\Behavior;
-use yii\base\HttpException;
+use yii\web\HttpException;
 
 /**
  * VerbFilter is an action filter that filters by HTTP request methods.
@@ -70,7 +70,7 @@ class VerbFilter extends Behavior
 	/**
 	 * @param ActionEvent $event
 	 * @return boolean
-	 * @throws \yii\base\HttpException when the request method is not allowed.
+	 * @throws HttpException when the request method is not allowed.
 	 */
 	public function beforeAction($event)
 	{
diff --git a/tests/unit/framework/web/ResponseTest.php b/tests/unit/framework/web/ResponseTest.php
index d87546f..f35dda4 100644
--- a/tests/unit/framework/web/ResponseTest.php
+++ b/tests/unit/framework/web/ResponseTest.php
@@ -76,7 +76,7 @@ class ResponseTest extends \yiiunit\TestCase
 	 */
 	public function testSendFileWrongRanges($rangeHeader)
 	{
-		$this->setExpectedException('yii\base\HttpException');
+		$this->setExpectedException('yii\web\HttpException');
 
 		$dataFile = \Yii::getAlias('@yiiunit/data/web/data.txt');
 		$_SERVER['HTTP_RANGE'] = 'bytes=' . $rangeHeader;