diff --git a/requirements.txt b/requirements.txt
index 6433dc6..2ea18d1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -65,7 +65,7 @@ pyparsing==2.4.6
 PySocks==1.7.1
 python-dateutil==2.8.1
 pytz==2019.3
-PyYAML==5.3
+PyYAML==5.4
 pyzmq==18.1.1
 requests==2.23.0
 requests-oauthlib==1.3.0