diff --git a/src/jsone.app.src b/src/jsone.app.src
index 0b251df..6ae5d7e 100644
--- a/src/jsone.app.src
+++ b/src/jsone.app.src
@@ -1,6 +1,6 @@
 {application, jsone,
  [{description, "Erlang JSON Library"},
-  {vsn, "1.8.1"},
+  {vsn, "1.9.0"},
   {registered, []},
   {applications, [kernel, stdlib]},
   {licenses, ["MIT"]},