diff --git a/requirements.txt b/requirements.txt
index 5e06efd..23adca4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ pyasn1==0.4.7
 python-dateutil==2.8.0
 PyYAML==5.1.2
 requests==2.22.0
-rsa==3.4.2
+rsa==4.7
 s3transfer==0.2.1
 six==1.13.0
 urllib3==1.25.7