diff --git a/ppx_let.opam b/ppx_let.opam
index a8dbd29f7..f35b65a3d 100644
--- a/ppx_let.opam
+++ b/ppx_let.opam
@@ -9,10 +9,10 @@ build: [
   ["jbuilder" "build" "--only-packages" "ppx_let" "--root" "." "-j" jobs "@install"]
 ]
 depends: [
-  "jbuilder"                {build}
+  "jbuilder"                {build & >= "1.0+beta2"}
   "ppx_core"
   "ppx_driver"
-  "ocaml-migrate-parsetree"
+  "ocaml-migrate-parsetree" {>= "0.4"}
 ]
 available: [ ocaml-version >= "4.03.0" ]
 descr: "