diff --git a/requirements.txt b/requirements.txt
index 4eaaebe..bd138b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -43,7 +43,7 @@ pytest-aiohttp==0.3.0
 pytest-asyncio==0.11.0
 pytest-cov==2.8.1
 pytz==2019.3
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.23.0
 rope==0.16.0
 six==1.14.0