diff --git a/contracts/account/utils/ERC4337Utils.sol b/contracts/account/utils/ERC4337Utils.sol
index e93ef786d0a..58ef861aa01 100644
--- a/contracts/account/utils/ERC4337Utils.sol
+++ b/contracts/account/utils/ERC4337Utils.sol
@@ -61,8 +61,8 @@ library ERC4337Utils {
         if (validationData == 0) {
             return (address(0), false);
         } else {
-            (address aggregator, uint48 validAfter, uint48 validUntil) = parseValidationData(validationData);
-            return (aggregator, block.timestamp > validUntil || block.timestamp < validAfter);
+            (address aggregator_, uint48 validAfter, uint48 validUntil) = parseValidationData(validationData);
+            return (aggregator_, block.timestamp > validUntil || block.timestamp < validAfter);
         }
     }