diff --git a/bindings/encoding/custom_error.go b/bindings/encoding/custom_error.go
index 51ef8a02f..d01173ebf 100644
--- a/bindings/encoding/custom_error.go
+++ b/bindings/encoding/custom_error.go
@@ -2,6 +2,7 @@ package encoding
 
 import (
 	"errors"
+	"github.com/ethereum/go-ethereum/common"
 	"strings"
 )
 
@@ -22,7 +23,8 @@ func TryParsingCustomError(originalError error) error {
 
 	for _, customErrors := range customErrorMaps {
 		for _, customError := range customErrors {
-			if strings.HasPrefix(customError.ID.Hex(), errData) || strings.Contains(errData, customError.Name) {
+			if strings.Contains(errData, common.Bytes2Hex(customError.ID[:4])) ||
+				strings.Contains(errData, customError.Name) {
 				return errors.New(customError.Name)
 			}
 		}