diff --git a/src/Symfony/Bundle/FrameworkBundle/Templating/TemplateNameParser.php b/src/Symfony/Bundle/FrameworkBundle/Templating/TemplateNameParser.php
index 22dbe3c972..ccfd3b5b3d 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Templating/TemplateNameParser.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Templating/TemplateNameParser.php
@@ -44,7 +44,7 @@ class TemplateNameParser extends BaseTemplateNameParser
         }
 
         // normalize name
-        $name = str_replace(':/', ':', preg_replace('#/{2,}#', '/', str_replace('\\', '/', $name)));
+        $name = preg_replace('#/{2,}#', '/', str_replace('\\', '/', $name));
 
         if (false !== strpos($name, '..')) {
             throw new \RuntimeException(sprintf('Template name "%s" contains invalid characters.', $name));
diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Templating/TemplateNameParserTest.php b/src/Symfony/Bundle/FrameworkBundle/Tests/Templating/TemplateNameParserTest.php
index b9cb308592..0b1d6f376f 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Templating/TemplateNameParserTest.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Templating/TemplateNameParserTest.php
@@ -98,8 +98,8 @@ class TemplateNameParserTest extends TestCase
     {
         return [
             ['/path/to/section/index.html.php', '/path/to/section/index.html.php', '/path/to/section/index.html.php', new BaseTemplateReference('/path/to/section/index.html.php', 'php')],
-            ['C:\\path\\to\\section\\name.html.php', 'C:path/to/section/name.html.php', 'C:path/to/section/name.html.php', new BaseTemplateReference('C:path/to/section/name.html.php', 'php')],
-            ['C:\\path\\to\\section\\name:foo.html.php', 'C:path/to/section/name:foo.html.php', 'C:path/to/section/name:foo.html.php', new BaseTemplateReference('C:path/to/section/name:foo.html.php', 'php')],
+            ['C:\\path\\to\\section\\name.html.php', 'C:/path/to/section/name.html.php', 'C:/path/to/section/name.html.php', new BaseTemplateReference('C:/path/to/section/name.html.php', 'php')],
+            ['C:\\path\\to\\section\\name:foo.html.php', 'C:/path/to/section/name:foo.html.php', 'C:/path/to/section/name:foo.html.php', new BaseTemplateReference('C:/path/to/section/name:foo.html.php', 'php')],
             ['\\path\\to\\section\\name.html.php', '/path/to/section/name.html.php', '/path/to/section/name.html.php', new BaseTemplateReference('/path/to/section/name.html.php', 'php')],
             ['/path/to/section/name.php', '/path/to/section/name.php', '/path/to/section/name.php', new BaseTemplateReference('/path/to/section/name.php', 'php')],
         ];