diff --git a/src/Setup.php b/src/Setup.php
index 52958f8..a001080 100644
--- a/src/Setup.php
+++ b/src/Setup.php
@@ -8,8 +8,19 @@
  *  </code>
  */ 
 namespace ctiso;
-use ZipArchive,
-    ctiso\Tools\SQLStatementExtractor;
+use ctiso\Tools\SQLStatementExtractor;
+use ctiso\Path;
+
+class FakeZipArchive {
+    public $base;
+    function open($path) {
+        $this->base = $path;
+    }
+
+    function getFromName($file) {
+        return file_get_contents(Path::join($this->base, $file));
+    }
+}
 
 class Setup 
 {
@@ -32,8 +43,8 @@ class Setup
 
         $this->target = '';
         $this->source = '';
-        $this->zip = new ZipArchive();
-        $this->zip->open(strtr($file, array('.xml' => '.zip')));
+        $this->zip = new FakeZipArchive();
+        $this->zip->open(strtr($file, array('.xml' => '')));
 
 
         array_push($this->stack, $this->node);