diff --git a/requirements.txt b/requirements.txt
index 816cd01..4327b9b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ PyQt5-sip==12.7.2
 pyqtgraph==0.10.0
 pytest==5.4.1
 python-dateutil==2.8.1
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.23.0
 ruamel.yaml==0.16.10
 ruamel.yaml.clib==0.2.0