diff --git a/requirements.txt b/requirements.txt
index 0030199..c46097f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -89,7 +89,7 @@ pyhamcrest==1.9.0
 pyjwt==1.7.1
 pymysql==0.9.3
 pyparsing==2.4.2
-pypdf2==1.26.0
+pypdf2==1.27.5
 pytest-runner==5.1
 python-dateutil==2.8.0 ; python_version >= '2.7'
 python-twitter==3.5