diff --git a/QWB2019/qwb/requirements.txt b/QWB2019/qwb/requirements.txt
index 39da87bd..d1e10d82 100644
--- a/QWB2019/qwb/requirements.txt
+++ b/QWB2019/qwb/requirements.txt
@@ -15,7 +15,7 @@ django-reversion==3.0.2
 django-simditor==0.0.15
 et-xmlfile==1.0.1
 future==0.17.1
-httplib2==0.12.0
+httplib2==0.19.0
 idna==2.8
 jdcal==1.4
 jieba==0.39