diff --git a/requirements.txt b/requirements.txt
index 0df04cd..683e71b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ Pygments==2.3.1
 pyparsing==2.3.0
 python-dateutil==2.7.5
 pytz==2018.9
-PyYAML==3.13
+PyYAML==5.4
 scandir==1.9.0
 scipy==1.1.0
 simplegeneric==0.8.1