diff --git a/requirements.txt b/requirements.txt
index 7c1d923..50df12b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-PyYAML==5.3
+PyYAML==5.4
 apache-airflow==1.10.7
 alembic==1.2.1
 amqp==2.5.1