diff --git a/dev/backend/requirements.txt b/dev/backend/requirements.txt
index 7c89953..000746d 100644
--- a/dev/backend/requirements.txt
+++ b/dev/backend/requirements.txt
@@ -94,7 +94,7 @@ traceback2==1.4.0
 Twisted-Core==14.0.2
 Twisted-Web==14.0.2
 unittest2==1.1.0
-urllib3==1.14
+urllib3==1.26.5
 uTidylib==0.2
 vboxapi==1.0
 WebOb==1.5.1