diff --git a/_test/inverse.test.php b/_test/inverse.test.php
new file mode 100644
index 0000000..e25f375
--- /dev/null
+++ b/_test/inverse.test.php
@@ -0,0 +1,27 @@
+<?php
+require_once DOKU_INC.'_test/lib/unittest.php';
+require_once DOKU_INC.'inc/init.php';
+require_once dirname(__FILE__) . '/../inverse.php';
+
+class edittable_test_inverse extends Doku_UnitTestCase {
+    function test() {
+        $this->externallink();
+    }
+
+    function externallink() {
+        $text = '[[file:///x:\folder\file.zip]]';
+        $this->render($text);
+    }
+
+    protected function render($text) {
+        $instructions = p_get_instructions($text);
+        $Renderer = new Doku_Renderer_wiki;
+
+        foreach ( $instructions as $instruction ) {
+            // Execute the callback against the Renderer
+            call_user_func_array(array(&$Renderer, $instruction[0]),$instruction[1]);
+        }
+
+        $this->assertEqual($Renderer->doc, $text);
+    }
+}
diff --git a/inverse.php b/inverse.php
index f15fe66..9b64140 100644
--- a/inverse.php
+++ b/inverse.php
@@ -391,7 +391,7 @@ class Doku_Renderer_wiki extends Doku_Renderer {
             if ($url === "http://$name") {
                 $url = $name;
             }
-            $this->doc .= $url;
+            $this->doc .= "[[$url]]";
         }
     }