diff --git a/requirements.txt b/requirements.txt
index dd05f5b..55262e3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -177,7 +177,7 @@ pyzmq==16.0.2
 QtAwesome==0.4.4
 qtconsole==4.3.1
 QtPy==1.3.1
-reportlab==3.5.9
+reportlab==3.5.55
 requests==2.18.4
 rfc3986==0.4.1
 rise==5.1.0