diff --git a/cloud-node/requirements.txt b/cloud-node/requirements.txt
index 7ca8fbc..12b4bc8 100644
--- a/cloud-node/requirements.txt
+++ b/cloud-node/requirements.txt
@@ -75,7 +75,7 @@ python-socketio==3.1.2
 PyYAML==3.13
 pyzmq==18.0.1
 requests==2.20.1
-rsa==3.4.2
+rsa==4.1
 s3transfer==0.2.0
 scipy==1.2.1
 semantic-version==2.5.0