diff --git a/utils/typeconv.go b/utils/typeconv.go
index 123a6b9c..bf562356 100644
--- a/utils/typeconv.go
+++ b/utils/typeconv.go
@@ -75,7 +75,7 @@ func TryInterface2Int64(data interface{}) (num int64, err error) {
 		return dataNumber.Int64()
 	}
 	if str, ok := data.(string); ok {
-		return Str2Int64(str), nil
+		return Str2Int64WithDefault(str, 0), nil
 	}
 	return 0, fmt.Errorf("data is not json.Number, it's %s, value:%v", reflect.TypeOf(data).String(), data)
 }
@@ -117,7 +117,7 @@ func TryInterface2Float64(data interface{}) (num float64, err error) {
 		return dataNumber.Float64()
 	}
 	if str, ok := data.(string); ok {
-		return Str2Float64(str), nil
+		return Str2Float64WithDefault(str, 0), nil
 	}
 	return 0, fmt.Errorf("data is not json.Number, it's %s, value:%v", reflect.TypeOf(data).String(), data)
 }