diff --git a/requirements.txt b/requirements.txt
index edc1b39..5af8f60 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,7 +61,7 @@ python-dateutil==2.7.3
 pytz==2018.7
 PyYAML==4.2b4
 requests==2.22.0
-rsa==4.0
+rsa==4.7
 s3transfer==0.2.1
 scikit-learn==0.20.1
 scipy==1.1.0