diff --git a/requirements/base.txt b/requirements/base.txt
index a948ee2..2fe0aa7 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -11,7 +11,7 @@ gitterpy
 gunicorn
 matplotlib
 markdown==2.6.11
-reportlab==3.5.6
+reportlab==3.5.55
 requests
 requests_oauthlib
 Pillow==4.0.0