diff --git a/ethereum/vulnerable_erc20.sol b/ethereum/vulnerable_erc20.sol
index c3fa4db..6cdb0c3 100644
--- a/ethereum/vulnerable_erc20.sol
+++ b/ethereum/vulnerable_erc20.sol
@@ -97,4 +97,9 @@ contract VulnerableERC20 {
         return balances[account];
     }
 
+    function balanceOf2(address account) public view returns (uint256) {
+        return balances[account];
+    }
+
+
 }
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