diff --git a/requirements.txt b/requirements.txt
index 4cb70a9..55ca1fa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ oauthlib==3.1.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 python-dateutil==2.8.1
-PyYAML==5.3
+PyYAML==5.4
 requests==2.23.0
 requests-oauthlib==1.3.0
 rsa==4.0