diff --git a/requirements.txt b/requirements.txt
index 8a52771..43773cc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ psycopg2-binary==2.7.7
 python-dateutil==2.6.1
 python-slugify==1.2.4
 pytz==2018.9
-PyYAML==5.1
+PyYAML==5.4
 requests==2.21.0
 s3transfer==0.2.0
 simplejson==3.16.0