diff --git a/requirements.txt b/requirements.txt
index 777f479..335f23b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ ordered-set==3.1.1        # via deepdiff
 pyrsistent==0.15.6        # via jsonschema
 python-dateutil==2.8.1
 python-levenshtein==0.12.0
-pyyaml==5.2
+pyyaml==5.4
 retrying==1.3.3
 s3transfer==0.2.1         # via boto3
 simplejson==3.17.0        # via swag-client