diff --git a/requirements.txt b/requirements.txt
index d454d13..da85fde 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ Pyrebase==3.0.27
 python-dateutil==2.7.0
 python-jwt==2.0.1
 pytz==2018.3
-PyYAML==3.12
+PyYAML==5.4
 requests==2.11.1
 requests-file==1.4.3
 requests-toolbelt==0.7.0