diff --git a/src/DocumentRoot.php b/src/DocumentRoot.php
index 6da9efa..2e9551c 100644
--- a/src/DocumentRoot.php
+++ b/src/DocumentRoot.php
@@ -78,7 +78,11 @@ public function __construct(string $root, File\Driver $filesystem = null) {
             );
         }
 
-        $this->root = \rtrim(\realpath($root), "/");
+        if (\strncmp($root, "phar://", 7) !== 0) {
+            $root = \realpath($root);
+        }
+
+        $this->root = \rtrim($root, "/");
         $this->filesystem = $filesystem ?: File\filesystem();
         $this->multipartBoundary = \uniqid("", true);
     }