diff --git a/requirements.txt b/requirements.txt
index 65aeb1d..c952788 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,6 +18,6 @@ PyUtilib==5.7.2
 pywin32==227
 requests==2.18.4
 six==1.13.0
-urllib3==1.22
+urllib3==1.24.2
 xlrd==1.2.0
 xlwt==1.3.0