diff --git a/common/xray/json/badoption/range.go b/common/xray/json/badoption/range.go
index 6390a158..645fda82 100644
--- a/common/xray/json/badoption/range.go
+++ b/common/xray/json/badoption/range.go
@@ -24,27 +24,36 @@ func (c *Range) MarshalJSON() ([]byte, error) {
 }
 
 func (c *Range) UnmarshalJSON(content []byte) error {
+	var rangeValue struct {
+		From int32 `json:"from"`
+		To   int32 `json:"to"`
+	}
 	var stringValue string
 	err := json.Unmarshal(content, &stringValue)
-	if err != nil {
-		return err
+	if err == nil {
+		parts := strings.Split(stringValue, "-")
+		if len(parts) != 2 {
+			return E.New("invalid length of range parts")
+		}
+		from, err := strconv.ParseInt(parts[0], 10, 32)
+		if err != nil {
+			return err
+		}
+		to, err := strconv.ParseInt(parts[1], 10, 32)
+		if err != nil {
+			return err
+		}
+		rangeValue.From, rangeValue.To = int32(from), int32(to)
+	} else {
+		err := json.Unmarshal(content, &rangeValue)
+		if err != nil {
+			return err
+		}
 	}
-	parts := strings.Split(stringValue, "-")
-	if len(parts) != 2 {
-		return E.New("invalid length of range parts")
-	}
-	from, err := strconv.ParseInt(parts[0], 10, 32)
-	if err != nil {
-		return err
-	}
-	to, err := strconv.ParseInt(parts[1], 10, 32)
-	if err != nil {
-		return err
-	}
-	if from > to {
+	if rangeValue.From > rangeValue.To {
 		return E.New("invalid range")
 	}
-	*c = Range{int32(from), int32(to)}
+	*c = Range{rangeValue.From, rangeValue.To}
 	return nil
 }