diff --git a/requirements.lock.txt b/requirements.lock.txt
index defd05c..e348fdc 100644
--- a/requirements.lock.txt
+++ b/requirements.lock.txt
@@ -41,7 +41,7 @@ pyparsing==2.4.7
 python-dateutil==2.8.1
 python-dotenv==0.14.0
 pytz==2020.1
-PyYAML==5.3.1
+PyYAML==5.4
 rauth==0.7.3
 requests==2.24.0
 requests-oauthlib==1.3.0