if ((b >= 65) && (b <= 70)) bytes(s)[i] = bytes1(b + uint8(32));
diff --git a/contracts/its/remote-address-validator/RemoteAddressValidator.sol b/contracts/its/remote-address-validator/RemoteAddressValidator.sol
index bb101e5..e83431b 100644
--- a/contracts/its/remote-address-validator/RemoteAddressValidator.sol
+++ b/contracts/its/remote-address-validator/RemoteAddressValidator.sol
@@ -55,7 +55,7 @@ contract RemoteAddressValidator is IRemoteAddressValidator, Upgradable {
         uint256 length = bytes(s).length;
         for (uint256 i; i < length; i++) {
             uint8 b = uint8(bytes(s)[i]);
-            if ((b >= 65) && (b <= 70)) bytes(s)[i] = bytes1(b + uint8(32));
+            if ((b >= 65) && (b <= 90)) bytes(s)[i] = bytes1(b + uint8(32));
         }
         return s;
     }
