diff --git a/requirements.txt b/requirements.txt
index 02fb259..bb7872b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ python-dateutil==2.6.1
 python-jwt==2.0.1
 python-slugify==1.2.4
 pytz==2019.1
-PyYAML==5.1
+PyYAML==5.4
 requests==2.22.0
 requests-toolbelt==0.7.0
 rsa==3.4.2