diff --git a/python/version.h b/python/version.h
index 646cce4..f54cacc 100644
--- a/python/version.h
+++ b/python/version.h
@@ -35,4 +35,4 @@ http://www.opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
  * Copyright (c) 1994 Sun Microsystems, Inc.
 */
 
-#define UJSON_VERSION "1.30"
+#define UJSON_VERSION "1.31"