diff --git a/requirements.txt b/requirements.txt
index ca035a5..4c54f67 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -49,7 +49,7 @@ python-systemd==231
 pytz==2016.10
 pyxdg==0.25
 PyYAML==3.12
-reportlab==3.3.0
+reportlab==3.5.55
 requests==2.9.1
 sessioninstaller==0.0.0
 setuptools-scm==1.15.0