diff --git a/requirements.txt b/requirements.txt
index fe16466..2afe804 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ pyparsing==2.4.2
 pytest==5.1.2
 python-dotenv==0.10.3
 pytz==2019.2
-PyYAML==5.1.2
+PyYAML==5.4
 six==1.12.0
 sqlparse==0.3.0
 wcwidth==0.1.7