diff --git a/requirements.txt b/requirements.txt
index c9969bf..c5d1fc2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -70,7 +70,7 @@ transaction==3.0.0
 translationstring==1.3
 typing==3.6.4
 unittest2==1.1.0
-urllib3==1.24.2
+urllib3==1.26.5
 velruse==1.1.1
 venusian==3.0.0
 WebOb==1.8.5