diff --git a/requirements.txt b/requirements.txt
index 91aa615..eab7ecf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ mysqlclient==1.3.13
 numpy==1.14.5
 pandas==0.23.3
 passlib==1.7.1
-PyPDF2==1.26.0
+PyPDF2==1.27.5
 python-dateutil==2.7.3
 python-engineio==2.2.0
 python-socketio==2.0.0