diff --git a/requirements.txt b/requirements.txt
index d1e8f39..23c2f53 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ jsonschema==2.6.0
 passlib==1.7.2
 PyJWT==1.7.1
 python-jose==3.1.0
-PyYAML==5.3.1
+PyYAML==5.4
 psycopg2==2.8.5
 retrying==1.3.3
 setproctitle==1.1.10