diff --git a/src/tsuru.app.src b/src/tsuru.app.src
index 454bff77f47b2c41eb6b894148c3f9d8edca4620..0669c255fe3e015ae3abb446db975af067508fa3 100644
--- a/src/tsuru.app.src
+++ b/src/tsuru.app.src
@@ -1,5 +1,5 @@
 {application, tsuru, [{description, "A collection of useful tools for Erlang applications"},
-    {vsn, "1.1.0"},
+    {vsn, "1.2.1"},
     {applications, [kernel, stdlib]},
     {modules, []},
     {registered, []},