diff --git a/prepro/requirements.txt b/prepro/requirements.txt
old mode 100755
new mode 100644
index adc1d46..e46e880
--- a/prepro/requirements.txt
+++ b/prepro/requirements.txt
@@ -94,7 +94,7 @@ ubuntu-drivers-common==0.0.0
 ufw==0.35
 unattended-upgrades==0.1
 unicode==2.6
-urllib3==1.24.1
+urllib3==1.26.5
 usb-creator==0.3.3
 virtualenv==15.1.0
 wadllib==1.3.2