diff --git a/medtracker/requirements.txt b/medtracker/requirements.txt
old mode 100755
new mode 100644
index 2cbc3df..1534022
--- a/medtracker/requirements.txt
+++ b/medtracker/requirements.txt
@@ -29,7 +29,7 @@ pycparser==2.14
 pyOpenSSL==0.15.1
 pytz==2015.7
 requests==2.9.1
-rsa==3.3
+rsa==4.7
 six==1.10.0
 SQLAlchemy==1.0.11
 SQLAlchemy-Utils==0.31.6