diff --git a/requirements.txt b/requirements.txt
index 1f5b574..fa153ee 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -113,7 +113,7 @@ python-dateutil==2.7.3
 pytz==2018.4
 requests==2.18.4
 requests-oauthlib==0.8.0
-rsa==3.4.2
+rsa==4.7
 s3transfer==0.1.13
 scandir==1.7
 SecretStorage==2.3.1