diff --git a/requirements.txt b/requirements.txt
index 5af03e1..b67fa4a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-reportlab==3.5.55
+reportlab==3.6.11
 requests==2.20.0
 pytz==2021.3
 Babel==2.9.1