diff --git a/requirements.txt b/requirements.txt
index 2cbcbef..59d3fdb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ opt-einsum==3.2.1
 protobuf==3.12.2
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.24.0
 requests-oauthlib==1.3.0
 rsa==4.6