diff --git a/requirements.txt b/requirements.txt
index e8858e9..4aa6513 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -114,7 +114,7 @@ Quandl==3.2.1
 queuelib==1.4.2
 requests==2.17.3
 requests-oauthlib==0.8.0
-rsa==3.4.2
+rsa==4.7
 ruamel.yaml==0.15.0
 scikit-learn==0.19.1
 scipy==1.0.0