diff --git a/src/Symfony/Component/Asset/CHANGELOG.md b/src/Symfony/Component/Asset/CHANGELOG.md
index bb4c02f333187..1c473dd1e52c1 100644
--- a/src/Symfony/Component/Asset/CHANGELOG.md
+++ b/src/Symfony/Component/Asset/CHANGELOG.md
@@ -1,6 +1,11 @@
 CHANGELOG
 =========
 
+4.2.0
+-----
+
+ * added different protocols to be allowed as asset base_urls
+
 3.4.0
 -----
 
diff --git a/src/Symfony/Component/Asset/Tests/UrlPackageTest.php b/src/Symfony/Component/Asset/Tests/UrlPackageTest.php
index d37ba0126c5a0..ff6d5f49ec1e0 100644
--- a/src/Symfony/Component/Asset/Tests/UrlPackageTest.php
+++ b/src/Symfony/Component/Asset/Tests/UrlPackageTest.php
@@ -33,21 +33,28 @@ public function getConfigs()
             array('http://example.net', '', 'http://example.com/foo', 'http://example.com/foo'),
             array('http://example.net', '', 'https://example.com/foo', 'https://example.com/foo'),
             array('http://example.net', '', '//example.com/foo', '//example.com/foo'),
+            array('file:///example/net', '', 'file:///example/com/foo', 'file:///example/com/foo'),
+            array('ftp://example.net', '', 'ftp://example.com', 'ftp://example.com'),
 
             array('http://example.com', '', '/foo', 'http://example.com/foo?v1'),
             array('http://example.com', '', 'foo', 'http://example.com/foo?v1'),
             array('http://example.com/', '', 'foo', 'http://example.com/foo?v1'),
             array('http://example.com/foo', '', 'foo', 'http://example.com/foo/foo?v1'),
             array('http://example.com/foo/', '', 'foo', 'http://example.com/foo/foo?v1'),
+            array('file:///example/com/foo/', '', 'foo', 'file:///example/com/foo/foo?v1'),
 
             array(array('http://example.com'), '', '/foo', 'http://example.com/foo?v1'),
             array(array('http://example.com', 'http://example.net'), '', '/foo', 'http://example.com/foo?v1'),
             array(array('http://example.com', 'http://example.net'), '', '/fooa', 'http://example.net/fooa?v1'),
+            array(array('file:///example/com', 'file:///example/net'), '', '/foo', 'file:///example/com/foo?v1'),
+            array(array('ftp://example.com', 'ftp://example.net'), '', '/fooa', 'ftp://example.net/fooa?v1'),
 
             array('http://example.com', 'version-%2$s/%1$s', '/foo', 'http://example.com/version-v1/foo'),
             array('http://example.com', 'version-%2$s/%1$s', 'foo', 'http://example.com/version-v1/foo'),
             array('http://example.com', 'version-%2$s/%1$s', 'foo/', 'http://example.com/version-v1/foo/'),
             array('http://example.com', 'version-%2$s/%1$s', '/foo/', 'http://example.com/version-v1/foo/'),
+            array('file:///example/com', 'version-%2$s/%1$s', '/foo/', 'file:///example/com/version-v1/foo/'),
+            array('ftp://example.com', 'version-%2$s/%1$s', '/foo/', 'ftp://example.com/version-v1/foo/'),
         );
     }
 
@@ -97,11 +104,21 @@ public function testNoBaseUrls()
     }
 
     /**
+     * @dataProvider getWrongBaseUrlConfig
+     *
      * @expectedException \Symfony\Component\Asset\Exception\InvalidArgumentException
      */
-    public function testWrongBaseUrl()
+    public function testWrongBaseUrl($baseUrls)
     {
-        new UrlPackage(array('not-a-url'), new EmptyVersionStrategy());
+        new UrlPackage($baseUrls, new EmptyVersionStrategy());
+    }
+
+    public function getWrongBaseUrlConfig()
+    {
+        return array(
+            array('not-a-url'),
+            array('not-a-url-with-query?query=://'),
+        );
     }
 
     private function getContext($secure)
diff --git a/src/Symfony/Component/Asset/UrlPackage.php b/src/Symfony/Component/Asset/UrlPackage.php
index 77055e43db372..b9f91237d9070 100644
--- a/src/Symfony/Component/Asset/UrlPackage.php
+++ b/src/Symfony/Component/Asset/UrlPackage.php
@@ -129,7 +129,7 @@ private function getSslUrls($urls)
         foreach ($urls as $url) {
             if ('https://' === substr($url, 0, 8) || '//' === substr($url, 0, 2)) {
                 $sslUrls[] = $url;
-            } elseif ('http://' !== substr($url, 0, 7)) {
+            } elseif (null === parse_url($url, PHP_URL_SCHEME)) {
                 throw new InvalidArgumentException(sprintf('"%s" is not a valid URL', $url));
             }
         }