diff --git a/webpage/requirements.txt b/webpage/requirements.txt
index 423cba1..397ffe1 100644
--- a/webpage/requirements.txt
+++ b/webpage/requirements.txt
@@ -13,7 +13,7 @@ pandas==0.22.0
 pandas-datareader==0.5.0
 python-dateutil==2.6.1
 pytz==2017.3
-PyYAML==3.12
+PyYAML==5.4
 requests==2.18.4
 requests-file==1.4.3
 requests-ftp==0.3.1