diff --git a/cv_server/requirements.txt b/cv_server/requirements.txt
index b957cd0..02bb7a6 100644
--- a/cv_server/requirements.txt
+++ b/cv_server/requirements.txt
@@ -20,7 +20,7 @@ pyasn1==0.4.2
 pyasn1-modules==0.2.1
 pytz==2017.3
 requests==2.18.4
-rsa==3.4.2
+rsa==4.7
 six==1.11.0
 urllib3==1.22
 Werkzeug==0.14.1