diff --git a/sub2/backend/requirements.txt b/sub2/backend/requirements.txt
index 0a4688b..e06e5c1 100644
--- a/sub2/backend/requirements.txt
+++ b/sub2/backend/requirements.txt
@@ -82,4 +82,4 @@ tensorboard==2.1.1
 tensorflow-gpu-estimator==2.1.0
 unicodecsv==0.14.1
 uritemplate==3.0.1
-urllib3==1.25.7
+urllib3==1.26.5