diff --git a/requirements.txt b/requirements.txt
index f9d83e2..a850b06 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ protobuf==3.12.2
 psycopg2-binary==2.8.5
 python-dateutil==2.8.1
 pytz==2020.1
-PyYAML==5.3.1
+PyYAML==5.4
 pickle-mixin==1.0.2
 Pillow==7.1.2
 setuptools==41.0.0