diff --git a/ebin/bdberl.app b/ebin/bdberl.app
index 894c2b3..87a6a99 100644
--- a/ebin/bdberl.app
+++ b/ebin/bdberl.app
@@ -1,6 +1,6 @@
 {application, bdberl,
  [{description, "Berkeley DB Erlang Driver"},
-  {vsn, "4"},
+  {vsn, "5"},
   {modules, [ bdberl ]},
   {registered, []},
   {applications, [kernel,