diff --git a/requirements.txt b/requirements.txt
index ec772ca..bd8fd5e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 swagger-spec-validator>=2.0.2
 jsonschema>=2.5.1
 requests
-PyYAML==5.2b1
+PyYAML==5.4
 jinja2>=2.8