diff --git a/requirements.txt b/requirements.txt
index d004bc7..d512386 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pytz==2019.3
 requests==2.23.0
-rsa==4.0
+rsa==4.1
 six==1.14.0
 slackclient==2.5.0
 soupsieve==2.0