diff --git a/requirements.txt b/requirements.txt
index 099c56b..362fc5b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ python-dateutil==2.8.0
 PyYAML==5.1
 requests==2.25.1
 requests-oauthlib==1.2.0
-rsa==4.0
+rsa==4.7
 six==1.12.0
 slackclient==2.0.0
 urllib3==1.25.2