diff --git a/requirements.txt b/requirements.txt
index 9f48dda..e12d92f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ PyQt5==5.15.0
 PyQt5-sip==12.8.0
 python-dateutil==2.8.1
 pytz==2020.1
-PyYAML==5.3.1
+PyYAML==5.4
 scipy==1.4.1
 seaborn==0.10.1
 six==1.15.0