diff --git a/requirements.txt b/requirements.txt
index 9801026..fbb5fa1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ python-apt==1.1.0b1
 python-debian==0.1.27
 python-systemd==231
 pyxdg==0.26
-reportlab==3.3.0
+reportlab==3.5.55
 requests==2.20.0
 sessioninstaller==0.0.0
 six==1.10.0