diff --git a/docker/ubuntu18.04-cuda10.1/openmpi4.0.4/requirements.txt b/docker/ubuntu18.04-cuda10.1/openmpi4.0.4/requirements.txt
index aff909b6..e3bc6830 100644
--- a/docker/ubuntu18.04-cuda10.1/openmpi4.0.4/requirements.txt
+++ b/docker/ubuntu18.04-cuda10.1/openmpi4.0.4/requirements.txt
@@ -49,7 +49,7 @@ runstats==1.8.0
 six==1.12.0
 soupsieve==1.9.3
 SQLAlchemy==1.3.6
-urllib3==1.25.3
+urllib3==1.26.5
 vine==1.3.0
 visitor==0.1.3
 webencodings==0.5.1