diff --git a/python-rabbitmq-volttron-client/requirements.txt b/python-rabbitmq-volttron-client/requirements.txt
index 68f46b4..2277c98 100644
--- a/python-rabbitmq-volttron-client/requirements.txt
+++ b/python-rabbitmq-volttron-client/requirements.txt
@@ -1,6 +1,6 @@
 gevent-pika==0.2
 gevent==1.1.2
-PyYAML==3.12
+PyYAML==5.4
 cryptography==2.2.2
 requests[security]==2.21.0