diff --git a/_oasis b/_oasis
index 0b3a23769..70077b89a 100644
--- a/_oasis
+++ b/_oasis
@@ -1,8 +1,8 @@
 OASISFormat:           0.4
-OCamlVersion:          >= 4.02.3
+OCamlVersion:          >= 4.03.0
 FindlibVersion:        >= 1.3.2
 Name:                  ppx_let
-Version:               114.01+04
+Version:               114.02+05
 Synopsis:              Monadic let-bindings
 Authors:               Jane Street Group, LLC <opensource@janestreet.com>
 Copyrights:            (C) 2015-2016 Jane Street Group LLC <opensource@janestreet.com>
diff --git a/opam b/opam
index e32b9a873..48c0967d0 100644
--- a/opam
+++ b/opam
@@ -17,4 +17,4 @@ depends: [
   "ppx_core"
   "ppx_driver"
 ]
-available: [ ocaml-version = "4.02.3" ]
+available: [ ocaml-version = "4.03.0" ]