diff --git a/requirements.txt b/requirements.txt
index ed46d50c..abdd1c25 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 mock==1.0.1
-PyYAML==3.10
+PyYAML==5.4
 redis==2.7.5
 requests==1.2.3
 six>=1.4.1