diff --git a/requirements.txt b/requirements.txt
index c4f4c53..4380999 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ requests==2.25.0
 Unidecode==1.1.1
 webargs==6.1.1
 Werkzeug==1.0.1
-PyYAML==5.3.1
+PyYAML==5.4
 simplejson==3.17.2
 pathlib2==2.3.5
 cookiecutter==1.7.2