diff --git a/requirements.txt b/requirements.txt
index 00f0a8d..812ba5b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ python-Levenshtein==0.12.0
 python-slugify==1.2.4
 PyYAML==3.13
 requests==2.18.3
-rsa==3.4.2
+rsa==4.7
 s3transfer==0.1.13
 six==1.10.0
 testfixtures==6.2.0