diff --git a/requirements.txt b/requirements.txt
index 3633fbd..b869310 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ pyparsing==2.2.0
 python-awis==1.2.1
 python-dateutil==2.6.0
 pytz==2017.2
-PyYAML==3.12
+PyYAML==5.4
 requests==2.18.1
 scandir==1.5
 scikit-image==0.12.3