diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 3b2adbe..a37b351
--- a/requirements.txt
+++ b/requirements.txt
@@ -84,7 +84,7 @@ PyYAML==3.11
 pyzmq==13.1.0
 qrcode==5.3
 redis==2.10.5
-reportlab==3.4.0
+reportlab==3.5.55
 requests==2.6.0
 singledispatch==3.4.0.3
 six==1.11.0