diff --git a/requirements.txt b/requirements.txt
index 719b8db..c27a3f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ pytz==2018.7
 pywin32==224
 PyYAML==3.13
 requests==2.21.0
-rsa==4.0
+rsa==4.7
 schema==0.7.0
 scikit-learn==0.20.2
 scipy==1.2.0