diff --git a/requirements.txt b/requirements.txt
index 9a56495d..ce4115bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ multiprocessing
 Fabric==1.14.1
 pymongo==3.7.2
 pynsca==1.6
-PyYAML==5.1b5
+PyYAML==5.4
 boto==2.49.0
 filechunkio==1.8
 python-dateutil==2.8.0