diff --git a/requirements.txt b/requirements.txt
index 1f83393..70740cd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ pymongo==3.2.1
 python-dateutil==1.5
 python-memcached==1.48
 pytz==2014.7
-PyYAML==4.2b1
+PyYAML==5.4
 simplejson==3.6.5
 six==1.7.2
 urllib3==1.23