diff --git a/requirements.txt b/requirements.txt
index 3a4d97b..6b2e916 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ gunicorn==19.9.0
 flask==1.0.0
 requests==2.20.0
 flask_cors
-PyPDF2==1.26.0
+PyPDF2==1.27.9
 tika==1.19
 pyodbc==4.0.27
 xmljson==0.2.0