diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index b0114b8..3d1308b
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ python-dotenv==0.9.1
 python-twitter==3.4.2
 requests==2.19.1
 requests-oauthlib==1.0.0
-rsa==4.0
+rsa==4.1
 six==1.11.0
 SQLAlchemy==1.2.12
 typed-ast==1.1.0