diff --git a/FOTS/requirements_FOTS.txt b/FOTS/requirements_FOTS.txt
index 9331164..9a8762f 100644
--- a/FOTS/requirements_FOTS.txt
+++ b/FOTS/requirements_FOTS.txt
@@ -34,7 +34,7 @@ tensorboard==1.14.0
 tensorflow==1.14.0
 tensorflow-estimator==1.14.0
 termcolor==1.1.0
-urllib3==1.25.9
+urllib3==1.26.5
 Werkzeug==1.0.1
 wrapt==1.12.1
 zipp==3.1.0