diff --git a/examples/information_extraction/DuEE/utils.py b/examples/information_extraction/DuEE/utils.py
old mode 100644
new mode 100755
index ca0a33c5d85d0..6fc299a281d2d
--- a/examples/information_extraction/DuEE/utils.py
+++ b/examples/information_extraction/DuEE/utils.py
@@ -24,7 +24,7 @@ def cal_md5(str):
 def read_by_lines(path):
     """read the data by line"""
     result = list()
-    with open(path, "r") as infile:
+    with open(path, "r", encoding="utf8") as infile:
         for line in infile:
             result.append(line.strip())
     return result