diff --git a/requirements.txt b/requirements.txt
index 3bfa926..298c1a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Pygments==2.3.1
 pytz==2018.7
 PyPDF2==1.26.0
 pytz==2018.7
-reportlab==3.5.17
+reportlab==3.5.55
 six==1.12.0
 webencodings==0.5.1
 xhtml2pdf==0.2.3
\ No newline at end of file