diff --git a/requirements.txt b/requirements.txt
index fa7d2869..8cfb4c21 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ retrying==1.3.3
 six==1.14.0
 Werkzeug==1.0.0
 pandas==1.0.3
-pyyaml==5.3.1
+pyyaml==5.4
 python-dateutil==2.8.1
 scikit-learn==0.22.2.post1
 scipy==1.4.1