diff --git a/requirements.txt b/requirements.txt
index a393618..7b0689d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ pyparsing==2.4.6
 pysqlite3==0.4.2
 python-dateutil==2.8.1
 pytz==2019.3
-PyYAML==5.3
+PyYAML==5.4
 resampy==0.2.2
 scikit-learn==0.22.2
 scipy==1.4.1