diff --git a/requirements.txt b/requirements.txt
index b5507b3..edd4b06 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ pycryptodome==3.4.3
 pygsheets==2.0.3.1
 Pyrebase==3.0.27
 python-jwt==2.0.1
-PyYAML==5.1.2
+PyYAML==5.4
 qrcode==6.1
 requests==2.11.1
 requests-toolbelt==0.7.0