diff --git a/lib/Cake/Network/Request.php b/lib/Cake/Network/Request.php
index 901d451fb5b..1be86fa08d5 100644
--- a/lib/Cake/Network/Request.php
+++ b/lib/Cake/Network/Request.php
@@ -69,7 +69,7 @@ class Request implements \ArrayAccess {
  *
  * @var string
  */
-	public $base = false;
+	public $base;
 
 /**
  * webroot path segment for the request.
@@ -83,7 +83,7 @@ class Request implements \ArrayAccess {
  *
  * @var string
  */
-	public $here = null;
+	public $here;
 
 /**
  * Whether or not to trust HTTP_X headers set by most load balancers.
@@ -298,14 +298,11 @@ protected static function _url($config) {
  * @return array Base URL, webroot dir ending in /
  */
 	protected static function _base() {
-		$dir = $webroot = null;
+		$base = $dir = $webroot = null;
 		$config = Configure::read('App');
 		extract($config);
 
-		if (!isset($base)) {
-			$base = $this->base;
-		}
-		if ($base !== false) {
+		if ($base !== false && $base !== null) {
 			return array($base, $base . '/');
 		}
 
@@ -677,6 +674,9 @@ public function port() {
  * @return string The scheme used for the request.
  */
 	public function scheme() {
+		if ($this->trustProxy && env('HTTP_X_FORWARDED_PROTO')) {
+			return env('HTTP_X_FORWARDED_PROTO');
+		}
 		return env('HTTPS') ? 'https' : 'http';
 	}
 
diff --git a/lib/Cake/Test/TestCase/Network/RequestTest.php b/lib/Cake/Test/TestCase/Network/RequestTest.php
index fc0fbc49181..bdaaeb74e0d 100644
--- a/lib/Cake/Test/TestCase/Network/RequestTest.php
+++ b/lib/Cake/Test/TestCase/Network/RequestTest.php
@@ -649,11 +649,14 @@ public function testDomain() {
 	public function testScheme() {
 		$_SERVER['HTTPS'] = 'on';
 		$request = new Request();
-
 		$this->assertEquals('https', $request->scheme());
 
 		unset($_SERVER['HTTPS']);
 		$this->assertEquals('http', $request->scheme());
+
+		$_SERVER['HTTP_X_FORWARDED_PROTO'] = 'https';
+		$request->trustProxy = true;
+		$this->assertEquals('https', $request->scheme());
 	}
 
 /**