diff --git a/requirements.txt b/requirements.txt
index 1f04c70e..deea3c90 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ peewee==3.13
 pexpect==4.8
 psutil==5.7
 pyOpenSSL==19.1.0
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.26
 termcolor==1.1
 tornado==6.0