diff --git a/requirements.txt b/requirements.txt
index b62d357..2d96737 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ chardet==3.0.4
 cssselect==1.1.0
 fastdiff==0.2.0
 gspread==3.1.0
-httplib2==0.14.0
+httplib2==0.19.0
 idna==2.8
 importlib-metadata==1.1.0
 lxml==4.4.2