diff --git a/src/Bundle/Twig/Token/WebpackTokenParser.php b/src/Bundle/Twig/Token/WebpackTokenParser.php
index b196367..8f1430f 100644
--- a/src/Bundle/Twig/Token/WebpackTokenParser.php
+++ b/src/Bundle/Twig/Token/WebpackTokenParser.php
@@ -4,6 +4,7 @@
 use Hostnet\Bundle\WebpackBundle\Twig\Node\WebpackInlineNode;
 use Hostnet\Bundle\WebpackBundle\Twig\Node\WebpackNode;
 use Hostnet\Bundle\WebpackBundle\Twig\TwigExtension;
+use Hostnet\Component\Webpack\Asset\TwigParser;
 
 /**
  * @author Harold Iedema <hiedema@hostnet.nl>
@@ -130,7 +131,7 @@ private function parseInline(\Twig_TokenStream $stream, $lineno)
             $this->inline_blocks[$file] = 0;
         }
 
-        $file_name = md5($file . $this->inline_blocks[$file]) . '.js';
+        $file_name = TwigParser::hashInlineFileName($file, $this->inline_blocks[$file]) . '.js';
         $assets    = $this->extension->webpackAsset('cache.' . $file_name);
 
         $this->inline_blocks[$file]++;
diff --git a/src/Component/Asset/TwigParser.php b/src/Component/Asset/TwigParser.php
index f42a00b..716c9eb 100644
--- a/src/Component/Asset/TwigParser.php
+++ b/src/Component/Asset/TwigParser.php
@@ -25,6 +25,23 @@ public function __construct(Tracker $tracker, \Twig_Environment $twig, $cache_di
         $this->cache_dir = $cache_dir;
     }
 
+    /**
+     * Consistently calculate file name hashes.
+     *
+     * @param $template_file
+     * @param $block_index
+     * @return string
+     */
+    public static function hashInlineFileName($template_file, $block_index)
+    {
+        // Work around path inconsistencies on Windows/XAMPP.
+        if (DIRECTORY_SEPARATOR == '\\') {
+            $template_file = str_replace('\\', '/', $template_file);
+        }
+        $hash = md5($template_file . $block_index);
+        return $hash;
+    }
+
     /**
      * Returns an array of split points from the given template file.
      *
@@ -53,7 +70,7 @@ public function findSplitPoints($template_file)
                     $stream->next();
 
                     $token     = $stream->next();
-                    $file_name = md5($template_file . $inline_blocks);
+                    $file_name = TwigParser::hashInlineFileName($template_file, $inline_blocks);
 
                     // Are we dealing with a custom extension? If not, fallback to javascript.
                     $extension = 'js'; // Default