From 9cae52c59135874a75d219b7130d3893103a7c58 Mon Sep 17 00:00:00 2001
From: Francisco Giordano <frangio.1@gmail.com>
Date: Tue, 11 Jan 2022 16:51:28 -0300
Subject: [PATCH] Use abi.encodePacked instead of bytes.concat

(cherry picked from commit 1051db38025e8b0820da48e7f69724170ff6d552)
---
 .../governance/compatibility/GovernorCompatibilityBravo.sol     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/contracts/governance/compatibility/GovernorCompatibilityBravo.sol b/contracts/governance/compatibility/GovernorCompatibilityBravo.sol
index 3e45d36ce..2f4cfa32e 100644
--- a/contracts/governance/compatibility/GovernorCompatibilityBravo.sol
+++ b/contracts/governance/compatibility/GovernorCompatibilityBravo.sol
@@ -132,7 +132,7 @@ abstract contract GovernorCompatibilityBravo is IGovernorTimelock, IGovernorComp
         for (uint256 i = 0; i < signatures.length; ++i) {
             fullcalldatas[i] = bytes(signatures[i]).length == 0
                 ? calldatas[i]
-                : bytes.concat(bytes4(keccak256(bytes(signatures[i]))), calldatas[i]);
+                : abi.encodePacked(bytes4(keccak256(bytes(signatures[i]))), calldatas[i]);
         }
 
         return fullcalldatas;