From 06aa7e2d3b8d8cff6b9732561d90ec8737798cc8 Mon Sep 17 00:00:00 2001
From: "Demi M. Obenour" <demi@parity.io>
Date: Fri, 29 May 2020 19:41:12 -0400
Subject: [PATCH] Make the `Signer` impl require Send + Sync

This is what Ledgeracio needs.
---
 src/signer.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/signer.rs b/src/signer.rs
index fec75018fe..986b8a3959 100644
--- a/src/signer.rs
+++ b/src/signer.rs
@@ -148,7 +148,7 @@ where
     }
 }
 
-impl<T, S, E> Signer<T, S, E> for Box<dyn Signer<T, S, E>>
+impl<T, S, E> Signer<T, S, E> for Box<dyn Signer<T, S, E> + Send + Sync>
 where
     T: System,
     S: Encode,