diff --git a/src/Resource/ExtendsPlugin.php b/src/Resource/ExtendsPlugin.php
index acce54e2..0f9c9de2 100644
--- a/src/Resource/ExtendsPlugin.php
+++ b/src/Resource/ExtendsPlugin.php
@@ -93,7 +93,11 @@ class ExtendsPlugin extends BasePlugin
      */
     public function getBasename(Source $source)
     {
-        return str_replace(':', '.', basename($source->getResourceName()));
+        $search = array(':');
+        if (\Smarty\Smarty::$_IS_WINDOWS) {
+            $search = array(':', '|');
+        }
+        return str_replace($search, '.', basename($source->getResourceName()));
     }
 
     /*