diff --git a/plugins/tamper_proof_py/tamper_proof_service.py b/plugins/tamper_proof_py/tamper_proof_service.py
index 8c020b836..2bfb0d59a 100644
--- a/plugins/tamper_proof_py/tamper_proof_service.py
+++ b/plugins/tamper_proof_py/tamper_proof_service.py
@@ -1,3 +1,4 @@
+# coding:utf-8
 
 # +--------------------------------------------------------------------
 # |   事件型防篡改