From 87c88c7b271a7542ecd04819f31e7b3f860fd2e3 Mon Sep 17 00:00:00 2001
From: johnnyonline <johnnyonline.eth@gmail.com>
Date: Thu, 16 May 2024 14:58:47 +0300
Subject: [PATCH] fix: use -=

---
 src/staking/StakingRewardsMulti.sol | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/staking/StakingRewardsMulti.sol b/src/staking/StakingRewardsMulti.sol
index cf39634..dbdba81 100644
--- a/src/staking/StakingRewardsMulti.sol
+++ b/src/staking/StakingRewardsMulti.sol
@@ -322,8 +322,8 @@ contract StakingRewardsMulti is ReentrancyGuard, Pausable {
         require(_amount > 0, "Must be >0");
 
         // remove amount from total supply and user balance
-        _totalSupply = _totalSupply - _amount;
-        _balances[msg.sender] = _balances[msg.sender] - _amount;
+        _totalSupply -= _amount;
+        _balances[msg.sender] -= _amount;
 
         // send the requested amount, emit the event
         stakingToken.safeTransfer(msg.sender, _amount);