diff --git a/requirements.txt b/requirements.txt
index 01b99fb..b959279 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -48,7 +48,7 @@ python-dateutil==2.8.1
 pytz==2019.3
 requests==2.22.0
 requests-oauthlib==1.3.0
-rsa==4.0
+rsa==4.7
 s3transfer==0.3.3
 scipy==1.4.1
 six==1.13.0