diff --git a/rl_unplugged/requirements.txt b/rl_unplugged/requirements.txt
index cfe9965e..d89e1163 100644
--- a/rl_unplugged/requirements.txt
+++ b/rl_unplugged/requirements.txt
@@ -53,6 +53,6 @@ tf-estimator-nightly==2.4.0.dev2020070701
 tf-nightly==2.3.0.dev20200616
 tfp-nightly==0.11.0.dev20200707
 trfl==1.1.0
-urllib3==1.25.9
+urllib3==2.6.3
 Werkzeug==1.0.1
 wrapt==1.12.1