diff --git a/requirements.txt b/requirements.txt
index ef62ca7..8d8ea80 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 aiohttp==3.6.2
 paho-mqtt==1.5.0
 pprint==0.1
-PyYAML==5.2
+PyYAML==5.4
 Pint==0.9