diff --git a/hansardparser/plenaryparser/requirements.txt b/hansardparser/plenaryparser/requirements.txt
index ea5086c..ab64c6e 100644
--- a/hansardparser/plenaryparser/requirements.txt
+++ b/hansardparser/plenaryparser/requirements.txt
@@ -6,7 +6,7 @@ gunicorn==19.9.0
 nltk==3.2.1
 numpy==1.16.2
 pandas==0.24.2
-PyPDF2==1.26.0
+PyPDF2==1.27.5
 requests==2.21.0
 tensor2tensor==1.13.2
 tensorboard==1.13.1