From 96aa1aa6213b95548dd4b426028e9e569d424d5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gr=C3=A9goire=20Henry?= <gregoire.henry@tezos.com>
Date: Tue, 22 Jan 2019 01:48:24 +0100
Subject: [PATCH] Opam: add version contraint for lwt.

---
 src/lib_stdlib/tezos-stdlib.opam | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib_stdlib/tezos-stdlib.opam b/src/lib_stdlib/tezos-stdlib.opam
index 7dc33f564..0b7e4cba6 100644
--- a/src/lib_stdlib/tezos-stdlib.opam
+++ b/src/lib_stdlib/tezos-stdlib.opam
@@ -12,7 +12,7 @@ depends: [
   "hex"
   "ocplib-endian"
   "re"
-  "lwt"
+  "lwt" { < "4" }
   "zarith"
   "alcotest" { with-test }
   "ocp-indent" { with-test & = "1.6.1" }