diff --git a/pipelines/requirements.txt b/pipelines/requirements.txt
index 9f5b212..7535756 100644
--- a/pipelines/requirements.txt
+++ b/pipelines/requirements.txt
@@ -64,7 +64,7 @@ pyOpenSSL==19.1.0
 pyparsing==2.4.7
 python-dateutil==2.8.1
 pytz==2020.1
-PyYAML==5.3.1
+PyYAML==5.4
 # requests==2.23.0
 requests==2.25.0
 requests-oauthlib==1.3.0