diff --git a/jsonld.php b/jsonld.php
index 6fcccf8..a1116e5 100644
--- a/jsonld.php
+++ b/jsonld.php
@@ -1,7 +1,7 @@
 <?php
 /**
  * PHP implementation of the JSON-LD API.
- * Version: 0.4.1
+ * Version: 0.4.2-dev
  *
  * @author Dave Longley
  *