diff --git a/requirements.txt b/requirements.txt
index 748defb..474c192 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -82,7 +82,7 @@ PySocks==1.6.8
 pyTelegramBotAPI==3.5.2
 python-dateutil==2.8.0
 pytz==2019.1
-PyYAML==5.1
+PyYAML==5.4
 pyzmq==18.0.0
 qtconsole==4.4.3
 razdel==0.3.0