diff --git a/requirements.txt b/requirements.txt
index 64fdae16..bfb12b26 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ Pygments==2.6.1
 python-dateutil==2.8.1
 pytz==2019.3
 PyYAML==5.3
-rsa==3.4.2
+rsa==4.7
 s3transfer==0.3.3
 six==1.14.0
 traitlets==4.3.3