diff --git a/modules/util.go b/modules/util.go
index b825f93..dca46b6 100644
--- a/modules/util.go
+++ b/modules/util.go
@@ -81,6 +81,8 @@ func ToString(val interface{}) string {
 		valstr = strconv.FormatFloat(val.(float64), 'f', 1, 64)
 	} else if reflect.TypeOf(val).Name() == "int64" {
 		valstr = strconv.FormatInt(val.(int64), 16)
+	} else if reflect.TypeOf(val).Name() == "int" {
+		valstr = strconv.FormatInt(val.(int64), 16)
 	}
 	return valstr
 }