Update contracts/token/ERC20/ERC20.sol

Co-authored-by: Francisco Giordano <frangio.1@gmail.com>
OpenZeppelin · Jan 7, 2022 · b186eb5 · b186eb5
1 parent 6de0be4
commit b186eb5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/contracts/token/ERC20/ERC20.sol b/contracts/token/ERC20/ERC20.sol
@@ -153,7 +153,7 @@ contract ERC20 is Context, IERC20, IERC20Metadata {
         uint256 amount
     ) public virtual override returns (bool) {
         uint256 currentAllowance = _allowances[sender][_msgSender()];
-        if (currentAllowance != 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) {
+        if (currentAllowance != type(uint256).max) {
             require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
             unchecked {
                 _approve(sender, _msgSender(), currentAllowance - amount);