diff --git a/requirements.txt b/requirements.txt
index 644e260..048fa97 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ basictracer==2.2.1
 aioredis==1.0.0
 asynqp==0.5.1
 requests==2.11.1
-pyyaml==5.1
+pyyaml==5.4
 kazoo==2.4.0
 py-zipkin<1.0.0,>=0.18.1
 sanic==0.7.0