diff --git a/MD/MembraneLook/requirements.txt b/MD/MembraneLook/requirements.txt
index 43e2603..c854044 100644
--- a/MD/MembraneLook/requirements.txt
+++ b/MD/MembraneLook/requirements.txt
@@ -293,7 +293,7 @@ repoze.lru==0.7
 requests==2.21.0
 requests-oauthlib==1.0.0
 rope==0.10.7
-rsa==4.0
+rsa==4.7
 Rtree==0.8.3
 ruamel-yaml==0.15.71
 s3transfer==0.1.13