diff --git a/requirements.txt b/requirements.txt
index ef12ed2..821b5db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ pyasn1-modules==0.2.5
 python-dateutil==2.8.0
 pytz==2018.4
 requests==2.22.0
-rsa==4.0
+rsa==4.7
 simplejson==3.11.1
 singer-python==5.7.0
 six==1.12.0