diff --git a/contracts/ERC20Splitter.sol b/contracts/ERC20Splitter.sol
index 7531d69..609f9eb 100644
--- a/contracts/ERC20Splitter.sol
+++ b/contracts/ERC20Splitter.sol
@@ -57,7 +57,7 @@ contract ERC20Splitter is ReentrancyGuard {
 
     /// @notice Withdraw all tokens that the caller is entitled to.
     /// Tokens are automatically determined based on previous deposits.
-      function withdraw(address[] calldata tokenAddresses) external nonReentrant {
+    function withdraw(address[] calldata tokenAddresses) external nonReentrant {
         uint256 tokenCount = tokenAddresses.length;
         require(tokenCount > 0, 'ERC20Splitter: No tokens specified');
 
@@ -68,10 +68,10 @@ contract ERC20Splitter is ReentrancyGuard {
             uint256 amount = balances[tokenAddress][msg.sender];
 
             if (amount == 0) {
-                continue; // Skip if no balance
+                continue;
             }
 
-            balances[tokenAddress][msg.sender] = 0;
+            delete balances[tokenAddress][msg.sender];
 
             if (tokenAddress == address(0)) {
                 payable(msg.sender).transfer(amount);