diff --git a/internal/ethapi/errors.go b/internal/ethapi/errors.go
index 81b3dfb548..ddd0ef0d1c 100644
--- a/internal/ethapi/errors.go
+++ b/internal/ethapi/errors.go
@@ -85,7 +85,6 @@ const (
 	errCodeClientLimitExceeded     = -38026
 	errCodeInternalError           = -32603
 	errCodeInvalidParams           = -32602
-	errCodeReverted                = -32000
 	errCodeVMError                 = -32015
 )
 
diff --git a/internal/ethapi/simulate.go b/internal/ethapi/simulate.go
index e1dc6332a0..71a1cd617a 100644
--- a/internal/ethapi/simulate.go
+++ b/internal/ethapi/simulate.go
@@ -223,7 +223,7 @@ func (sim *simulator) processBlock(ctx context.Context, block *simBlock, header,
 			if errors.Is(result.Err, vm.ErrExecutionReverted) {
 				// If the result contains a revert reason, try to unpack it.
 				revertErr := newRevertError(result.Revert())
-				callRes.Error = &callError{Message: revertErr.Error(), Code: errCodeReverted, Data: revertErr.ErrorData().(string)}
+				callRes.Error = &callError{Message: revertErr.Error(), Code: revertErr.ErrorCode(), Data: revertErr.ErrorData().(string)}
 			} else {
 				callRes.Error = &callError{Message: result.Err.Error(), Code: errCodeVMError}
 			}