diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 4534b0c..dfa7b57
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,5 +34,5 @@ singledispatch==3.4.0.3
 six==1.11.0
 typing==3.6.4
 uritemplate==3.0.0
-urllib3==1.22
+urllib3==1.26.5
 XlsxWriter==1.0.2