diff --git a/requirements.txt b/requirements.txt
index 830ca34..e03e86f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -87,7 +87,7 @@ python-crfsuite==0.9.5
 python-dateutil==2.7.3
 python-telegram-bot==10.1.0
 pytz==2018.4
-PyYAML==3.12
+PyYAML==5.4
 rasa-core==0.9.0
 rasa-nlu==0.12.3
 redis==2.10.6