diff --git a/requirements.txt b/requirements.txt
index 0c1eb28..bf9f14e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -53,7 +53,7 @@ python-gitlab==2.1.2
 python-pygaze==0.7.1
 pytz==2019.3
 pywin32==227
-PyYAML==5.3.1
+PyYAML==5.4
 pyzmq==19.0.0
 requests==2.23.0
 retrying==1.3.3