diff --git a/requirements.txt b/requirements.txt
index 1b1a9ff0..57cd01da 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ psycopg2==2.7.3.1; sys_platform != 'win32'
 pydot==1.2.3
 pyldap==2.4.28; sys_platform != 'win32'
 pyparsing==2.1.10
-PyPDF2==1.26.0
+PyPDF2==1.27.5
 pyserial==3.1.1
 python-dateutil==2.5.3
 pytz==2016.7