diff --git a/requirements.txt b/requirements.txt
index 3dca232..1446545 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ python-dateutil==2.7.3
 pytz==2019.1
 pyusb==1.0.2
 qrcode==6.1
-reportlab==3.5.13
+reportlab==3.5.55
 requests==2.21.0
 zeep==3.2.0
 vatnumber==1.2