diff --git a/example_agents/acme_r2d2/requirements.txt b/example_agents/acme_r2d2/requirements.txt
index c1bd668a..becc7ef1 100644
--- a/example_agents/acme_r2d2/requirements.txt
+++ b/example_agents/acme_r2d2/requirements.txt
@@ -19,7 +19,7 @@ click==8.0.1
 cloudpickle==1.3.0
 colorama==0.4.3
 contextlib2==0.6.0
-cryptography==3.4.7
+cryptography==39.0.1
 cycler==0.10.0
 databricks-cli==0.14.3
 decorator==5.0.9