diff --git a/handler/checker/check_report.py b/handler/checker/check_report.py
index 5e89e15..a112335 100644
--- a/handler/checker/check_report.py
+++ b/handler/checker/check_report.py
@@ -105,11 +105,7 @@ def export_report_json(self):
         allMap = self.report_tobeMap()
         self.stdio.verbose("export_report_json allMap: {0}".format(allMap))
         with open(self.report_path + ".json", 'w', encoding='utf-8') as f:
-            # for python2 and python3
-            try:
-                json.dump(allMap, f, ensure_ascii=False)
-            except:
-                f.write(unicode(json.dumps(allMap, ensure_ascii=False)))
+            json.dump(allMap, f, ensure_ascii=False)
 
     def report_tobeMap(self):
         failMap = {}