diff --git a/requirements.txt b/requirements.txt
index cb96a27..3458f70 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ pygame==1.9.4
 pyparsing==2.3.1
 python-dateutil==2.8.0
 pytz==2018.9
-PyYAML==4.2b4
+PyYAML==5.4
 requests==2.21.0
 scikit-learn==0.20.2
 scipy==1.2.0