diff --git a/requirements.txt b/requirements.txt
index fbf6c02..fe02016 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -99,7 +99,7 @@ PyYAML==3.13
 requests==2.21.0
 requests-oauthlib==1.2.0
 retrying==1.3.3
-rsa==4.0
+rsa==4.7
 s3fs==0.2.1
 s3transfer==0.2.1
 scikit-image==0.15.0