diff --git a/zecollo/requirements.txt b/zecollo/requirements.txt
index 301c7ff..83bd5c2 100644
--- a/zecollo/requirements.txt
+++ b/zecollo/requirements.txt
@@ -46,7 +46,7 @@ python-debian==0.1.27
 python-systemd==231
 pytz==2018.5
 pyxdg==0.25
-reportlab==3.3.0
+reportlab==3.5.55
 requests==2.9.1
 sessioninstaller==0.0.0
 six==1.11.0