diff --git a/packages/hardhat/contracts/Lottery.sol b/packages/hardhat/contracts/Lottery.sol
index 79940f7..d5a30eb 100644
--- a/packages/hardhat/contracts/Lottery.sol
+++ b/packages/hardhat/contracts/Lottery.sol
@@ -139,8 +139,13 @@ contract Lottery is Ownable {
         paymentToken.burnFrom(msg.sender, amount);
         payable(msg.sender).transfer(amount / purchaseRatio);
     }
+
     function getBalance(address account)public view returns(uint256 balance) {
         balance = paymentToken.balanceOf(account);
     }
 
+    function approveAllowance(address spender, uint256 amount) external{
+        paymentToken.approve(spender, amount)
+    }
+
 }
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