diff --git a/requirements.txt b/requirements.txt
index 4451fe5..d0837db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ PyPDF2==1.26.0
 pytesseract==0.2.6
 pytz==2018.9
 requests==2.21.0
-rsa==4.1
+rsa==4.7
 six==1.12.0
 SQLAlchemy==1.3.0
 urllib3==1.24.2