diff --git a/requirements.txt b/requirements.txt
index 01abd5b..6aaa195 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -43,7 +43,7 @@ pytz==2018.5
 pyzmq==15.4.0
 qtconsole==4.2.1
 requests==2.11.1
-rsa==3.4.2
+rsa==4.7
 tqdm==4.24.0
 schedule==0.5.0
 simplegeneric==0.8.1