diff --git a/requirements.txt b/requirements.txt
index 444bfae..cbf8cb3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ pyparsing==2.2.0
 pysrt==1.1.1
 python-dateutil==2.7.0
 pytz==2018.3
-PyYAML==3.12
+PyYAML==5.1
 resampy==0.2.0
 scikit-learn==0.19.1
 scipy==1.0.0